Robert F. Kennedy Jr., a prominent environmental lawyer and independent presidential candidate, has drawn criticism after suggesting that poor diet and overall health are major contributors to recent measles outbreaks in the United States. The remarks have reignited debate over vaccine efficacy, public health policy, and misinformation.
Speaking at a town hall event in New Hampshire on Monday, Kennedy claimed that weakened immune systems caused by processed foods and unhealthy lifestyles are more responsible for the resurgence of measles than a lack of vaccination.
“We need to start talking about what’s really weakening our children’s immune systems,” Kennedy stated. “It’s not just about vaccines — it’s about the toxic food, the environmental pollution, and the poor diets that are setting our kids up to fail.”
Public health experts quickly pushed back, emphasizing that measles is a highly contagious viral disease that spreads primarily among unvaccinated individuals. According to the Centers for Disease Control and Prevention (CDC), the recent rise in measles cases has been closely linked to declining vaccination rates in some communities.
“While overall health and nutrition do play a role in immune function, vaccination is the most effective way to prevent measles,” said Dr. Anthony Costello, a pediatric infectious disease specialist. “Statements that downplay this fact risk confusing the public and undermining vital immunization efforts.”
Kennedy has long been a controversial figure in public health discussions due to his skepticism of vaccine safety. While he denies being “anti-vaccine,” he has repeatedly questioned the safety of common immunizations and called for more transparency in pharmaceutical research.
His latest remarks have drawn sharp criticism from medical professionals and public health advocates, who warn that linking measles outbreaks to lifestyle factors could deter parents from vaccinating their children.
“Measles is not a disease you can simply ‘eat healthy’ to avoid,” said Dr. Leana Wen, a public health professor at George Washington University. “It’s highly contagious, and vaccines are our strongest defense.”
The United States saw a significant uptick in measles cases in 2024, with several outbreaks linked to unvaccinated clusters. The CDC continues to stress the importance of the MMR (measles, mumps, rubella) vaccine, which has proven to be 97% effective after two doses.
As Kennedy’s comments spread on social media, public health officials are urging parents to rely on evidence-based information to protect their families.