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RFK Jr. speaks candidly about his gravelly voice

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Monday, April 8, 2024

There was a time before the turn of the millennium when Robert F. Kennedy Jr. gave a full-throated accounting of himself and the things he cared about. He recalls his voice then as “unusually strong,” so much so that he could fill large auditoriums with his words. No amplification needed.The independent presidential candidate recounts those times somewhat wistfully, telling interviewers that he “can’t stand” the sound of his voice today — sometimes choked, halting and slightly tremulous.The cause of RFK Jr.’s vocal distress? Spasmodic dysphonia, a rare neurological condition, in which an abnormality in the brain’s neural network results in involuntary spasms of the muscles that open or close the vocal cords.My my voice doesn’t really get tired. It just sounds terrible. — Robert F. Kennedy Jr. “I feel sorry for the people who have to listen to me,” Kennedy said in a phone interview with The Times, his voice sounding as strained as it does in his public appearances. “My voice doesn’t really get tired. It just sounds terrible. But the injury is neurological, so actually the more I use the voice the stronger it tends to get.”Since declaring his bid for the presidency a year ago, the 70-year-old environmental lawyer has discussed his frayed voice only on occasion, usually when asked by a reporter. He told The Times: “If I could sound better, I would.”SD, as it’s sometimes known, affects about 50,000 people in North America, although that estimate may be off because of undiagnosed and misdiagnosed cases, according to Dysphonia International, a nonprofit that organizes support groups and helps fund research.As with Kennedy, cases typically arise in midlife, though increased recognition of SD has led to more people being diagnosed at younger ages. The disorder, also known as laryngeal dystonia, hits women more often than men.Internet searches for the condition have spiked, as Kennedy and his gravelly voice have become regular staples on the news. When Dysphonia International posted an article answering the query, “What is wrong with RFK Jr.’s voice?,” it got at least 10 times the traffic of other items.Those with SD usually have healthy vocal cords. Because of this, and the fact that it makes some people sound like they are on the verge of tears, some doctors once believed that the croaking or breathy vocalizations were tied to psychological trauma. They often prescribed treatment by a psychotherapist.But in the early 1980s, researchers, including Dr. Herbert Dedo of UC San Francisco, recognized that SD was a condition rooted in the brain. Researchers have not been able to find the cause or causes of the disorder. There is speculation that a genetic predisposition might be set off by some event — physical or emotional — that triggers a change in neural networks.Some who live with SD say the spasms came out of the blue, seemingly unconnected to other events, while others report that it followed an emotionally devastating personal setback, an injury accident or a severe infection.Kennedy said he was teaching at Pace University School of Law in White Plains, N.Y., in 1996 when he said he first noticed a problem with his voice. He was 42 years old.His campaigns for clean water and other causes in those days meant that he traveled the country, sometimes appearing in court, sometimes giving speeches. He lectured, of course, in his law school classes and even co-hosted a radio show. Asked if it was hard to hear his voice gradually devolve, Kennedy said: “I would say it was ironic, because I made my living on my voice.”“For years people asked me if I had any trauma at that time,” he said. “My life was a series of traumas so … so there was nothing in particular that stood out.”Kennedy was just approaching his 10th birthday when his uncle, President John F. Kennedy, was assassinated. At 14, his father was shot to death in Los Angeles, on the night he won California’s 1968 Democratic primary for president. RFK Jr. also lost two younger brothers: David died at age 28 of a heroin overdose in 1984 and Michael died in 1997 in a skiing accident in Aspen, Colo., while on the slopes with family members, including then-43-year-old RFK Jr. It was much more recently, and two decades after the speech disorder first cropped up, that Kennedy came up with a theory about a possible cause. Like many of his other highly controversial and oft-debunked pronouncements in recent years, it involved a familiar culprit — a vaccine. Kennedy said that while he was preparing litigation against the makers of flu vaccines in 2016, his research led him to the written inserts that manufacturers package along with the medications. He said he saw spasmodic dysphonia on a long list of possible side effects. “That was the first I ever realized that,” he said.Although he acknowledged there is no proof of a connection between the flu vaccines he once received annually and SD, he told The Times he continues to view the flu vaccine as “at least a potential culprit.” Kennedy said he no longer has the flu vaccine paperwork that triggered his suspicion, but his campaign forwarded a written disclosure for a later flu vaccine. The 24-page document lists commonly recognized adverse reactions, including pain, swelling, muscle aches and fever. It also lists dozens of other less common reactions that users said they experienced. “Dysphonia” is on the list, though the paperwork adds that “it is not always possible to reliably estimate their frequency or establish a causal relationship to the vaccine.”Public health experts have previously slammed Kennedy and his anti-vaccine group, Children’s Health Defense, for advancing unsubstantiated claims, including that vaccines cause autism and that COVID-19 vaccines caused a spike of sudden deaths among healthy young people.Dr. Timothy Brewer, a professor of medicine and epidemiology at UCLA, said an additional study cited by the Kennedy campaign to The Times referred to reported adverse reactions that were both unverified and extremely rare.“We shouldn’t minimize risks or overstate them,” Brewer said. “With these influenza vaccines there are real benefits that so far outweigh the potential harm cited here that it’s not worth considering those types of reactions further.”Anyone with concerns about influenza vaccine side effects should consult their physician, he said. So what does research suggest about SD?“We just don’t know what brings it on,” said Dr. Michael Johns, director of the USC Voice Center and an authority on spasmodic dysphonia. “Intubation, emotional trauma, physical trauma, infections and vaccinations are all things that are incredibly common. And it’s very hard to pin causation on something that is so common when this is a condition that is so rare.”No two SD sufferers sound the same. For some, spasms push the vocal cords too far apart, creating breathy and nearly inaudible speech. For others, like Kennedy, the larynx muscles push the vocal cords closer together, creating a strained or strangled delivery.“I would say it was a very, very slow progression,” Kennedy said last week. “I think my voice was getting worse and worse.” There were times when mornings were especially difficult. “When I opened my mouth, I would have no idea what would come out, if anything,” he said.One of the most common treatments for the disorder is injecting Botox into the muscles that bring the vocal cords together.Kennedy said he received Botox injections every three or four months for about 10 years. But he called the treatment “not a good fit for me,” because he was “super sensitive to the Botox.” He recalled losing his voice entirely after the injections, before it would return, somewhat smoother, in the days that followed.Looking for a surgical solution, Kennedy traveled to Japan in May, 2022. Surgeons in Kyoto implanted a titanium bridge between his vocal cords (also known as vocal folds) to keep them from pressing together.He told a YouTube interviewer last year that his voice was getting “better and better,” an improvement he credited to the surgery and to alternative therapies, including chiropractic care.The procedure has not been approved by regulators in the U.S.Johns cautioned that titanium bridge surgeries haven’t been consistently effective or durable, with some reports of the devices fracturing, despite being implanted by reputable doctors. He suggested that the more promising avenue for future breakthroughs will be in treating the “primary condition, which is in the brain.”Researchers are now trying to find the locations in the brain that send faulty signals to the larynx. Once those neural centers are located, doctors might use deep brain stimulation — like a pacemaker for the brain — to block the abnormal signals that cause vocal spasms. (Deep brain stimulation is already used to treat patients with Parkinson’s disease and other afflictions.)Long and grueling presidential campaigns have stolen the voice of many candidates. But Kennedy said he is not concerned, since his condition is based on a neural disturbance, not one in his voice box.“Actually, the more I use the voice, the stronger it tends to get,” he said. “It warms up when I speak.”Kennedy was asked if the loss of his full voice felt particularly frustrating, given his family’s legacy of ringing oratory. He replied, his voice still raspy, “Like I said, it’s ironic.”

If I could sound better, I would,' says the presidential candidate, who has spasmodic dysphonia, a neurological condition that affects his vocal cords.

There was a time before the turn of the millennium when Robert F. Kennedy Jr. gave a full-throated accounting of himself and the things he cared about. He recalls his voice then as “unusually strong,” so much so that he could fill large auditoriums with his words. No amplification needed.

The independent presidential candidate recounts those times somewhat wistfully, telling interviewers that he “can’t stand” the sound of his voice today — sometimes choked, halting and slightly tremulous.

The cause of RFK Jr.’s vocal distress? Spasmodic dysphonia, a rare neurological condition, in which an abnormality in the brain’s neural network results in involuntary spasms of the muscles that open or close the vocal cords.

My my voice doesn’t really get tired. It just sounds terrible.

— Robert F. Kennedy Jr.

“I feel sorry for the people who have to listen to me,” Kennedy said in a phone interview with The Times, his voice sounding as strained as it does in his public appearances. “My voice doesn’t really get tired. It just sounds terrible. But the injury is neurological, so actually the more I use the voice the stronger it tends to get.”

Since declaring his bid for the presidency a year ago, the 70-year-old environmental lawyer has discussed his frayed voice only on occasion, usually when asked by a reporter. He told The Times: “If I could sound better, I would.”

SD, as it’s sometimes known, affects about 50,000 people in North America, although that estimate may be off because of undiagnosed and misdiagnosed cases, according to Dysphonia International, a nonprofit that organizes support groups and helps fund research.

As with Kennedy, cases typically arise in midlife, though increased recognition of SD has led to more people being diagnosed at younger ages. The disorder, also known as laryngeal dystonia, hits women more often than men.

Internet searches for the condition have spiked, as Kennedy and his gravelly voice have become regular staples on the news. When Dysphonia International posted an article answering the query, “What is wrong with RFK Jr.’s voice?,” it got at least 10 times the traffic of other items.

Those with SD usually have healthy vocal cords. Because of this, and the fact that it makes some people sound like they are on the verge of tears, some doctors once believed that the croaking or breathy vocalizations were tied to psychological trauma. They often prescribed treatment by a psychotherapist.

But in the early 1980s, researchers, including Dr. Herbert Dedo of UC San Francisco, recognized that SD was a condition rooted in the brain.

Researchers have not been able to find the cause or causes of the disorder. There is speculation that a genetic predisposition might be set off by some event — physical or emotional — that triggers a change in neural networks.

Some who live with SD say the spasms came out of the blue, seemingly unconnected to other events, while others report that it followed an emotionally devastating personal setback, an injury accident or a severe infection.

Kennedy said he was teaching at Pace University School of Law in White Plains, N.Y., in 1996 when he said he first noticed a problem with his voice. He was 42 years old.

His campaigns for clean water and other causes in those days meant that he traveled the country, sometimes appearing in court, sometimes giving speeches. He lectured, of course, in his law school classes and even co-hosted a radio show. Asked if it was hard to hear his voice gradually devolve, Kennedy said: “I would say it was ironic, because I made my living on my voice.”

“For years people asked me if I had any trauma at that time,” he said. “My life was a series of traumas so … so there was nothing in particular that stood out.”

Kennedy was just approaching his 10th birthday when his uncle, President John F. Kennedy, was assassinated. At 14, his father was shot to death in Los Angeles, on the night he won California’s 1968 Democratic primary for president.

RFK Jr. also lost two younger brothers: David died at age 28 of a heroin overdose in 1984 and Michael died in 1997 in a skiing accident in Aspen, Colo., while on the slopes with family members, including then-43-year-old RFK Jr.

It was much more recently, and two decades after the speech disorder first cropped up, that Kennedy came up with a theory about a possible cause. Like many of his other highly controversial and oft-debunked pronouncements in recent years, it involved a familiar culprit — a vaccine.

Kennedy said that while he was preparing litigation against the makers of flu vaccines in 2016, his research led him to the written inserts that manufacturers package along with the medications. He said he saw spasmodic dysphonia on a long list of possible side effects. “That was the first I ever realized that,” he said.

Although he acknowledged there is no proof of a connection between the flu vaccines he once received annually and SD, he told The Times he continues to view the flu vaccine as “at least a potential culprit.”

Kennedy said he no longer has the flu vaccine paperwork that triggered his suspicion, but his campaign forwarded a written disclosure for a later flu vaccine. The 24-page document lists commonly recognized adverse reactions, including pain, swelling, muscle aches and fever.

It also lists dozens of other less common reactions that users said they experienced. “Dysphonia” is on the list, though the paperwork adds that “it is not always possible to reliably estimate their frequency or establish a causal relationship to the vaccine.”

Public health experts have previously slammed Kennedy and his anti-vaccine group, Children’s Health Defense, for advancing unsubstantiated claims, including that vaccines cause autism and that COVID-19 vaccines caused a spike of sudden deaths among healthy young people.

Dr. Timothy Brewer, a professor of medicine and epidemiology at UCLA, said an additional study cited by the Kennedy campaign to The Times referred to reported adverse reactions that were both unverified and extremely rare.

“We shouldn’t minimize risks or overstate them,” Brewer said. “With these influenza vaccines there are real benefits that so far outweigh the potential harm cited here that it’s not worth considering those types of reactions further.”

Anyone with concerns about influenza vaccine side effects should consult their physician, he said.

So what does research suggest about SD?

“We just don’t know what brings it on,” said Dr. Michael Johns, director of the USC Voice Center and an authority on spasmodic dysphonia. “Intubation, emotional trauma, physical trauma, infections and vaccinations are all things that are incredibly common. And it’s very hard to pin causation on something that is so common when this is a condition that is so rare.”

No two SD sufferers sound the same. For some, spasms push the vocal cords too far apart, creating breathy and nearly inaudible speech. For others, like Kennedy, the larynx muscles push the vocal cords closer together, creating a strained or strangled delivery.

“I would say it was a very, very slow progression,” Kennedy said last week. “I think my voice was getting worse and worse.”

There were times when mornings were especially difficult.

“When I opened my mouth, I would have no idea what would come out, if anything,” he said.

One of the most common treatments for the disorder is injecting Botox into the muscles that bring the vocal cords together.

Kennedy said he received Botox injections every three or four months for about 10 years. But he called the treatment “not a good fit for me,” because he was “super sensitive to the Botox.” He recalled losing his voice entirely after the injections, before it would return, somewhat smoother, in the days that followed.

Looking for a surgical solution, Kennedy traveled to Japan in May, 2022. Surgeons in Kyoto implanted a titanium bridge between his vocal cords (also known as vocal folds) to keep them from pressing together.

He told a YouTube interviewer last year that his voice was getting “better and better,” an improvement he credited to the surgery and to alternative therapies, including chiropractic care.

The procedure has not been approved by regulators in the U.S.

Johns cautioned that titanium bridge surgeries haven’t been consistently effective or durable, with some reports of the devices fracturing, despite being implanted by reputable doctors. He suggested that the more promising avenue for future breakthroughs will be in treating the “primary condition, which is in the brain.”

Researchers are now trying to find the locations in the brain that send faulty signals to the larynx. Once those neural centers are located, doctors might use deep brain stimulation — like a pacemaker for the brain — to block the abnormal signals that cause vocal spasms. (Deep brain stimulation is already used to treat patients with Parkinson’s disease and other afflictions.)

Long and grueling presidential campaigns have stolen the voice of many candidates. But Kennedy said he is not concerned, since his condition is based on a neural disturbance, not one in his voice box.

“Actually, the more I use the voice, the stronger it tends to get,” he said. “It warms up when I speak.”

Kennedy was asked if the loss of his full voice felt particularly frustrating, given his family’s legacy of ringing oratory. He replied, his voice still raspy, “Like I said, it’s ironic.”

Read the full story here.
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New Flu Variant Could Bring Another Severe U.S. Season

By I. Edwards HealthDay ReporterTHURSDAY, Nov. 20, 2025 (HealthDay News) — A new flu variant spreading overseas may set the stage for another tough...

THURSDAY, Nov. 20, 2025 (HealthDay News) — A new flu variant spreading overseas may set the stage for another tough winter in the United States, experts warn.The strain, called subclade K, has caused a rise in flu cases in the United Kingdom, Canada and Japan. And now signs suggest it is beginning to take hold across the United States as flu activity rises.According to the latest U.S. Centers for Disease Control and Prevention (CDC) FluView report, reported flu activity in the United States remains low but is climbing quickly.Last year’s flu season was the worst the United States had seen in nearly 15 years and led to at least 280 child deaths, according to the CDC.Most cases this year are from the H3N2 virus and about half of those belong to the subclade K variant, the same strain that fueled a difficult flu season in the Southern Hemisphere.Because it wasn’t circulating widely when strains were selected for the vaccine update, this year’s flu shot targets close strains of the virus."It’s not like we’re expecting to get complete loss of protection for the vaccine, but perhaps we might expect a little bit of a drop-off if this is the virus that sort of dominates the season, and early indications are that’s probably going to be the case," Richard Webby, a researcher at St. Jude Children’s Research Hospital in Memphis, Tennessee, told CNN.Early findings from the UK Health Security Agency suggest the variant carries seven genetic changes on a major part of the virus, making it a bit harder for the body's immune system to recognize.Even so, they found that the flu shot has reduced the risk of hospitalization or emergency care by about 75% in children and 30% to 40% in adults so far this season.What worries experts even more is that fewer Americans appear to be getting the flu shot.Data from IQVIA shows that pharmacies gave 26.5 million flu vaccinations from August through October, down from 28.7 million during the same period last year."I’m not surprised," Jennifer Nuzzo, professor of epidemiology and director of the Pandemic Center at Brown University in Providence, Rhode Island, said.She said recent debates about vaccine safety have "left people confused but possibly at the worst have left people worried about getting vaccinated."Australia’s flu shot rates also fell this year and the country went on to record more than 443,000 cases."What they saw in Australia is that they had a bad season. And so it’s concerning for you and us, what’s coming," Dr. Earl Rubin, division director of infectious disease at Montreal Children’s Hospital, told CNN.Several early indicators already show flu levels rising in the U.S.The WastewaterSCAN network found type A flu in 40% of samples in November, up from 18% in October, according to Marlene Wolfe, an assistant professor in the department of environmental health at Emory University in Atlanta.Only four U.S. monitoring sites in Maine, Vermont, Iowa and Hawaii have officially crossed the threshold for declaring flu activity high, but experts say the trend is clear.While it’s not yet clear whether subclade K could cause more severe illness, a rise in infections alone could cause hospitalizations to skyrocket, Rubin noted."It’s not too late. Go and get your flu shot," Dr. Adam Lauring, chief of the division of infectious diseases at the University of Michigan Medical School, in Ann Arbor, said.These results are preliminary and have not yet been peer-reviewed.The Texas Department of State Health Services (DSHS) has more on the flu vaccine.SOURCE: CNN, Nov. 18, 2025Copyright © 2025 HealthDay. All rights reserved.

Thousands of US Hazardous Sites Are at Risk of Flooding Because of Sea Level Rise, Study Finds

A new study finds that thousands of hazardous sites across the U.S. are at risk of flooding due to sea level rise that could pose public health threats to neighboring communities

If heat-trapping pollution from burning coal, oil and gas continues unchecked, thousands of hazardous sites across the United States risk being flooded from sea level rise by the turn of the century, posing serious health risks to nearby communities, according to a new study.Researchers identified 5,500 sites that store, emit or handle sewage, trash, oil, gas and other hazards that could face coastal flooding by 2100, with much of the risk already locked in due to past emissions. But more than half the sites are projected to face flood risk much sooner — as soon as 2050. Low-income, communities of color and other marginalized groups are the most at risk.With even moderate reductions to planet-warming emissions, researchers also determined that roughly 300 fewer sites would be at risk by the end of the century. “Our goal with this analysis was to try to get ahead of the problem by looking far out into the future," said Lara J. Cushing, associate professor in the Department of Environmental Health Sciences at the University of California, Los Angeles who co-authored the paper published in the science journal Nature Communications.“We do have time to respond and try to mitigate the risks and also increase resilience," she added, speaking at a media briefing Wednesday ahead of the study's release. The study was funded by the Environmental Protection Agency and builds on previous research from California. Climate change is driving and accelerating sea level rise. Glaciers and ice sheets are melting, and the sea's waters are expanding as they warm. In many places along the coastal U.S., sea level rise is accelerating faster than the global average because of things like erosion and land sinking from groundwater pumping, according to the National Oceanic and Atmospheric Administration. Thomas Chandler, managing director at the National Center for Disaster Preparedness at Columbia University who was not involved in the research, said it’s “a really important study” that the public, policy makers and government agencies “need to make note of.” Derek Van Berkel, an associate professor in the school for environment and sustainability at University of Michigan who was also not involved in the study, wasn't surprised to learn about the disproportionate risks. What was “alarming” was considering the magnitude of “feedback effects” from flooding, he said. How researchers approached the data The study's researchers started by identifying and classifying tens of thousands of hazardous sites near the coasts of Puerto Rico and the 23 states with coastline. Next, they wanted to know each site's projected future flood risk. They did this by calculating how likely each year coastal flooding could inundate a site using historical sea level measurements and projected sea level rise in 2050 and 2100 under low and high emissions scenarios. Lastly, they identified and classified communities as being at-risk if homes are located within 1 kilometer (0.62 miles) of a hazardous site with a high threat of future flooding, and compared those communities' characteristics with other coastal neighborhoods with no at-risk sites nearby. But researchers did not include all types of hazardous facilities, such as oil and gas pipelines, nor did they account for groundwater upwelling or more intense and frequent storms in the future, which could lead to underestimates. On the other end, the flood-risk model they used could have overestimated the number of threatened sites. “It is important to note that previous disasters, such as hurricanes Katrina, Rita and Harvey, did result in a lot of toxic contamination from oil and gas pipelines,” Chandler said. The 5,500 at-risk sites includes 44% that are fossil fuel ports and terminals, 30% power plants, 24% refineries and 22% coastal sewage treatment facilities. Most of the sites — nearly 80% — are in Louisiana, Florida, New Jersey, Texas, California, New York and Massachusetts. Potential health impacts from exposure to hazards People exposed to flood waters near industrial animal farms or sewage treatment plants could be exposed to bacteria like E. coli, said Sacoby Wilson, professor of global, environmental and occupational health at the University of Maryland during the briefing. Symptoms can include bloody or watery diarrhea, severe stomach cramps or vomiting and fever. Those living near industrial sites like refineries could be exposed to heavy metals and chemicals that can cause rashes, burning of the eyes, nose and throat, headaches or fatigue, added Wilson, who was not involved in the study. “For folks who are vulnerable, maybe have an underlying health condition, those health conditions could be exacerbated during those flood events.” Longer term, some of these exposures could contribute to cancer, liver, kidney or other organ damage, or have reproductive effects, he said. For Chandler, the Columbia University director, the study highlights the need to heavily invest in hazard mitigation. “It's really important for federal, state and local governments in the United States to address these factors through multi-stakeholder resilience planning and encouraging local governments to integrate climate risk assessments into their mitigation strategies.”The Associated Press receives support from the Walton Family Foundation for coverage of water and environmental policy. The AP is solely responsible for all content. For all of AP’s environmental coverage, visit https://apnews.com/hub/climate-and-environment.Copyright 2025 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.Photos You Should See – Nov. 2025

RFK Jr.’s Miasma Theory of Health Is Spreading

The agency is picking up Robert F. Kennedy Jr.’s argument that a healthy immune system can keep even pandemic germs at bay.

Last week, the two top officials at the National Institutes of Health—the world’s largest public funder of biomedical research—debuted a new plan to help Americans weather the next pandemic: getting everyone to eat better and exercise.The standard pandemic-preparedness playbook “has failed catastrophically,” NIH Director Jay Bhattacharya and NIH Principal Deputy Director Matthew J. Memoli wrote in City Journal, a magazine and website published by the Manhattan Institute for Policy Research, a conservative think tank. The pair argue that finding and studying pathogens that could cause outbreaks, then stockpiling vaccines against them, is a waste of money. Instead, they say, the United States should encourage people to improve their baseline health—“whether simply by stopping smoking, controlling hypertension or diabetes, or getting up and walking more.”On its own, Bhattacharya and Memoli’s apparently serious suggestion that just being in better shape will carry the U.S. through an infectious crisis is reckless, experts told me—especially if it’s executed at the expense of other public-health responses. In an email, Andrew Nixon, the director of communications at the Department of Health and Human Services—which oversees the NIH—wrote that the agency “supports a comprehensive approach to pandemic preparedness that recognizes the importance of both biomedical tools and the factors individuals can control.” But more broadly, Bhattacharya and Memoli’s proposal reflects the spread of a dangerous philosophy that Robert F. Kennedy Jr., the secretary of HHS, has been pushing for years: a dismissal of germ theory, or the notion that infectious microbes are responsible for many of the diseases that plague humankind.In his 2021 book, The Real Anthony Fauci: Bill Gates, Big Pharma, and the Global War on Democracy and Public Health, Kennedy, a longtime anti-vaccine activist, argues that modern scientists have blamed too much of infectious disease on pathogens, which he suggests are rarely problematic, unless the immune system has been compromised by poor nutrition, toxins, and other environmental stressors. He credits sanitation and nutrition for driving declines in infectious-disease deaths during the 20th century; vaccination, he has baselessly claimed, was largely ineffective and unnecessary. In his view, germs don’t pose a substantial threat to people who have done the work of “fortifying the immune system”—essentially, those who have taken their health into their own hands.In terms of general health, most Americans would benefit from improvements in diet and exercise. A strong emphasis on both has been core to the Make America Healthy Again movement, and in one important aspect, Kennedy and his allies are correct: The immune system, like other bodily systems, is sensitive to nutritional status, and when people are dealing with chronic health issues, they often fare less well against infectious threats, Melinda Beck, a nutrition and infectious-disease researcher who recently retired from the University of North Carolina, told me. Conditions such as obesity and diabetes, for instance, raise the risk of severe COVID and flu; malnutrition exacerbates the course of diseases such as tuberculosis and measles.But applied to widespread infectious outbreaks, the MAHA prescription is still deeply flawed. Being generally healthy doesn’t guarantee survival, or even better outcomes against infectious diseases—especially when an entire population encounters a pathogen against which it has no immunity. Although some evidence suggests that the 1918 flu pandemic strongly affected certain groups of people who were less healthy at baseline—including undernourished World War I soldiers—“relatively healthy people, as far as we could understand, were the main victims,” Naomi Rogers, a historian of medicine at Yale, told me. Smallpox, too, infected and killed indiscriminately. HIV has devastated many communities of young, healthy people.In his book, Kennedy relies heavily on the term miasma theory as a shorthand for preventing disease “through nutrition and by reducing exposures to environmental toxins and stresses.” He’s employing that phrase incorrectly: Historically, at least, miasma theory referred to the notion that epidemics are caused by bad air—such as toxic emanations from corpses and trash—and was the predominant way of describing disease transmission until scientists found definitive proof of infectious microbes in the late 19th century. But his choice of words is also revealing. In pitting his ideas against germ theory, he plays on a centuries-old tension between lifestyle and microbes as roots of illness.In its early days, germ theory struggled to gain traction even among physicians, many of whom dismissed the idea as simplistic, Nancy Tomes, a historian at Stony Brook University, told me. After the idea became foundational to medicine, scientists still had to work to convince some members of the public that microbes could fell healthy people, too. In the early days of polio vaccination, when the virus still ran rampant in the U.S., some vaccine-skeptical Americans insisted that children were falling seriously ill primarily because their parents weren’t managing their kids’ nutrition well and “had disrupted the child’s internal health,” Rogers told me.Over time, as pharmaceutical companies made global businesses out of selling antibiotics, vaccines, and antivirals, the products became a symbol, for some people, of how germ theory had taken over medicine. Accepting vaccines came to represent trust in scientific expertise, Rogers said; misgivings about the industry, in contrast, might translate into rejecting those offerings. In that skeptical slice of the American public and amid the rise of alternative-wellness practitioners, Kennedy has found purchase for his ideas about nutrition as a cure-all.Since taking over as health secretary, he has on occasion made that distrust in germ theory national policy. In his book, he wrote that “when a starving African child succumbs to measles, the miasmist attributes the death to malnutrition; germ theory proponents (a.k.a. virologists) blame the virus.” Earlier this year, when measles raged through undervaccinated regions of West Texas, the secretary acted out his own miasmist theory of the outbreak, urging Americans to rely on vitamin-A supplementation as a first-line defense, even though deficiency of that vitamin is rare here.But germ theory is key to understanding why outbreaks become pandemics—not because people’s general health is wanting, but because a pathogen is so unfamiliar to so many people’s immune systems at once that it is able to spread unchecked. Pandemics then end because enough people acquire sufficient immunity to that pathogen. Vaccination, when available, remains the safest way to gain that immunity—and, unlike lifestyle choices, it can represent a near-universal strategy to shore up defenses against disease. Not all of the risk factors that worsen disease severity are tunable by simply eating better or working out more. For COVID and many other respiratory diseases, for instance, old age and pregnancy remain some of the biggest risk factors. Genetic predispositions to certain medical conditions, or structural barriers to changing health habits—not just lack of willpower—can make people vulnerable to disease, too.In their article, Bhattacharya and Memoli purport to be arguing against specific strategies of pandemic preparedness, most prominently the controversial type of gain-of-function research that can involve altering the disease-causing traits of pathogens, and has been restricted by the Trump administration. But the pair also mischaracterize the country’s current approach to pandemics, which, in addition to calling for virus research and vaccine development, prioritizes measures such as surveillance, international partnerships, and improved health-care capacity, Nahid Bhadelia, the director of the Center on Emerging Infectious Diseases at Boston University, told me. And Bhattacharya and Memoli’s alternative approach cuts against the most basic logic of public health—that the clearest way to help keep a whole population healthy is to offer protections that work on a societal level and that will reach as many people as possible. Fixating on personal nutrition and exercise regimens as pandemic preparedness would leave many people entirely unprotected. At the same time, “we’re basically setting up society to blame someone” in the event that they fall ill, Jennifer Nuzzo, the director of the pandemic center at the Brown University School of Public Health, told me.Kennedy’s book bemoans that the “warring philosophies” of miasma and germ theory have become a zero-sum game. And yet, at HHS, he and his officials are presenting outbreak preparedness—and the rest of public health—as exactly that: The country should worry about environment or pathogens; it should be either pushing people to eat better or stockpiling vaccines. Over email, Nixon told me that “encouraging healthier habits is one way to strengthen resilience alongside vaccines, treatments, and diagnostics developed through NIH-funded research.” But this year, under pressure from the Trump administration, the NIH has cut funding to hundreds of vaccine- and infectious-disease focused research projects; elsewhere at HHS, officials canceled nearly half a billion dollars’ worth of contracts geared toward developing mRNA vaccines.The reality is that both environment and pathogens often influence the outcome of disease, and both should be addressed. Today’s public-health establishment might not subscribe to the 19th-century version of miasma theory, but the idea that environmental and social factors shape people’s health is still core to the field. “They’re saying you can only do one thing at a time,” Bhadelia told me. “I don’t think we have to.”

Clinicians can help address environmental toxics in reproductive health, international experts say

In a recent opinion paper published in the International Journal of Gynecology & Obstetrics, the International Federation of Obstetrics and Gynecology (FIGO) addresses how exposures to environmental toxics — including endocrine disrupting chemicals — have a wide range of impacts on reproductive health, and how clinicians can play a role in addressing this issue.In short: Extensive research has linked exposure to environmental toxics with an increased risk of polycystic ovary syndrome (PCOS), endometriosis, uterine fibroids, hormonally mediated cancers, menopause, and both female and male infertility. The key mechanisms behind these impacts include hormone disruption, oxidative stress, inflammation, and epigenetic changes that can affect multiple generations.FIGO emphasizes that harm from environmental toxics can be addressed, and that clinicians play a crucial role in ensuring environmental factors are meaningfully considered as a part of patient care. Key quote: “As trusted health advisors, obstetricians and gynecologists (OBGYNs) have an essential role in integrating environmental health into routine gynecologic and fertility care.” Why this matters: In this opinion paper, FIGO argues that clinicians should incorporate environmental health into routine care, and provides practical strategies to do so. Some of these strategies include taking environmental histories, counseling patients on risk reduction and healthy lifestyles, recognizing high-risk settings (e.g., occupational exposures), and advising patients on simple steps to reduce exposure — particularly during sensitive windows like preconception, pregnancy, puberty, and menopause. Clinicians should be aware of regional environmental health alerts, such as air quality advisories or contamination events. In addition, clinicians can advocate for policy change.Related EHN coverage: Chemical mixtures may impact fertility and IVF success, new study findsUnderstanding how the environment affects pregnant people’s healthMore resources: Additional International Federation of Obstetrics and Gynecology (FIGO) statements and opinions relating to the environment:FIGO opinion on reproductive health impacts of exposure to toxic environmental chemicalsFIGO calls for removal of PFAS from global useRemoval of glyphosate from global usageClimate Crisis and HealthStatement on Draft Strategy on health, environment and climate changeToxic chemicals and environmental contaminants in prenatal vitaminsDeNicola, Nathaniel et al. for International Journal of Gynecology & Obstetrics. Sept. 26, 2025

In a recent opinion paper published in the International Journal of Gynecology & Obstetrics, the International Federation of Obstetrics and Gynecology (FIGO) addresses how exposures to environmental toxics — including endocrine disrupting chemicals — have a wide range of impacts on reproductive health, and how clinicians can play a role in addressing this issue.In short: Extensive research has linked exposure to environmental toxics with an increased risk of polycystic ovary syndrome (PCOS), endometriosis, uterine fibroids, hormonally mediated cancers, menopause, and both female and male infertility. The key mechanisms behind these impacts include hormone disruption, oxidative stress, inflammation, and epigenetic changes that can affect multiple generations.FIGO emphasizes that harm from environmental toxics can be addressed, and that clinicians play a crucial role in ensuring environmental factors are meaningfully considered as a part of patient care. Key quote: “As trusted health advisors, obstetricians and gynecologists (OBGYNs) have an essential role in integrating environmental health into routine gynecologic and fertility care.” Why this matters: In this opinion paper, FIGO argues that clinicians should incorporate environmental health into routine care, and provides practical strategies to do so. Some of these strategies include taking environmental histories, counseling patients on risk reduction and healthy lifestyles, recognizing high-risk settings (e.g., occupational exposures), and advising patients on simple steps to reduce exposure — particularly during sensitive windows like preconception, pregnancy, puberty, and menopause. Clinicians should be aware of regional environmental health alerts, such as air quality advisories or contamination events. In addition, clinicians can advocate for policy change.Related EHN coverage: Chemical mixtures may impact fertility and IVF success, new study findsUnderstanding how the environment affects pregnant people’s healthMore resources: Additional International Federation of Obstetrics and Gynecology (FIGO) statements and opinions relating to the environment:FIGO opinion on reproductive health impacts of exposure to toxic environmental chemicalsFIGO calls for removal of PFAS from global useRemoval of glyphosate from global usageClimate Crisis and HealthStatement on Draft Strategy on health, environment and climate changeToxic chemicals and environmental contaminants in prenatal vitaminsDeNicola, Nathaniel et al. for International Journal of Gynecology & Obstetrics. Sept. 26, 2025

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