In this episode of A Moment in Health, Dr. Ashish Jha breaks down new data showing how many Miami-Dade County residents get their health insurance through Medicaid or the Affordable Care Act and what proposed federal cuts could mean for them. He also discusses a new study on claim denials from Medicare Advantage patients. Behavioral scientist Dr. Sweta Chakraborty joins to explore how we can better communicate risk in public health—from pandemics to raw milk—and why who delivers a message can be just as important as the message itself.

Dr. Jha discusses:

• Medicare Advantage Denies 17 Percent Of Initial Claims; Most Denials Are Reversed, But Provider Payouts Dip 7 Percent — Health Affairs

Dr. Sweta Chakraborty is a behavioral scientist and expert on global risks ranging from climate change to COVID-19. She is a trusted authority on proactive preparedness to mitigate against the impacts of climate change and an advocate for clear, credible, evidence-based communication. She is also the CEO of We Don’t Have Time US and host of the Scientista podcast, which showcases the women and allies driving change across business, politics, and culture.

Dr. Ashish K. Jha is the dean of the Brown University School of Public Health.

In this episode of A Moment in Health, Dr. Ashish Jha explores the global reach and safety of COVID-19 vaccines and reviews a new study on the consequences of removing fluoride from U.S. public water systems. He then answers a pressing question on why the U.S. should continue developing an mRNA bird flu vaccine, warning that abandoning such efforts may leave us dangerously unprepared for a future pandemic.

Dr. Jha discusses:

• Projected Outcomes of Removing Fluoride From US Public Water Systems — JAMA Health Forum

Dr. Ashish K. Jha is the dean of the Brown University School of Public Health.

In this episode of A Moment in Health, Dr. Ashish Jha discusses the rapid growth of private equity ownership in U.S. hospitals and highlights a study on the promise of gene editing to treat a rare genetic disease. 2025 School of Public Health Commencement speaker and CEO of SaveLIFE Foundation Piyush Tewari joins to underscore the need for multi-stakeholder coalitions, data-driven solutions and community engagement to reduce road fatalities.

Dr. Jha discusses:

• Patient-Specific In Vivo Gene Editing to Treat a Rare Genetic Disease — New England Journal of Medicine

Piyush Tewari is the Founder and Chief Executive Officer of SaveLIFE Foundation (SLF), a nonprofit organization committed to saving lives on roads in India and beyond. SLF is best known for getting India a Good Samaritan Law and for developing an award-winning model for reducing fatalities on Indian highways.

Dr. Ashish K. Jha is the dean of the Brown University School of Public Health.