Public Health On Call

About this episode: Schistosomiasis is a parasitic disease transmitted to human hosts via freshwater snails. It can cause serious and debilitating chronic conditions, but the Pan American Health Organization is leading a charge to end transmission in the Americas. In this episode: PAHO Parasitologist Ronaldo Scholte details how locations like Puerto Rico are successfully working to eliminate schis...

About this episode: From working in immigrant health care under the Reagan administration to tackling today's measles outbreak in Florida, George Rust has decades of experience caring for the disadvantaged. In this episode: Dr. Rust discusses the state of public health in Florida, the need to return to a community-focused model, and his new book "Healing in a Changing America: Doctoring in a Natio...

About this episode: Once a useful tool for sharing critical information during the pandemic, social media has evolved into an oversaturated and underregulated marketplace for health disinformation. In this episode: Infectious disease epidemiologist and science communicator Jessica Malaty Rivera analyzes the online landscape and advises listeners on how to approach alarmist and misleading health co...

About this episode: Getting your license as a teenager is an exciting time but it's also a dangerous one. In this episode: Johns Hopkins researcher Johnathon Ehsani discusses why teens are more vulnerable to serious crashes, how driving tests and licensing laws can improve safety, and how parents can best support their new drivers. Please send this podcast to a new driver or their parents—today. G...

About this episode: Dentists prescribe about 10% of all antibiotics in the U.S., but research shows that a large share may be unnecessary. In this episode: the grave public health risks of inappropriate antibiotic use, how this can be curbed, and the questions you should ask next time you're in the dentist's chair. Guest: Liz Szabo , MA, is an investigative health reporter with CIDRAP News. Host:...

About this episode: The Trump administration's online prescription drug platform promises the world's lowest prices on medications. In this episode: Dr. Mariana Social explains how the site's discounts work, who they benefit, and whether they're truly the most affordable prices. Guest: Dr. Mariana Socal , PhD, MPP, MSc, studies the pharmaceutical market and is an associate professor in Health Poli...

About this episode: Often referred to as "physician-assisted suicide," medical aid in dying poses complex ethical, medical, and policy questions. In this episode: why some individuals with a terminal illness choose MAiD, the eligibility requirements in U.S. states, and the tension between individual health choices and public policy. Guests: Jeffrey Kahn , PhD, MPH, is the Robert Henry Levi and Ryd...

About this episode: Baby bonds programs, which create state-managed trust funds for low-income children, are associated with positive physical and mental health outcomes for recipients and their families. New research shows that a majority of Americans support these early wealth-building tools. In this episode: Professor Catherine Ettman talks about the growing excitement behind baby bonds and the...

About this episode: Private insurers and the government typically reimburse providers based on metrics of appointments and procedures. An innovative approach to health care finance asks doctors and clinicians to measure success differently: by tangible health outcomes. In this episode: Dr. Darshak Sanghavi details the early promise of this approach and how it's empowering communities to focus on b...

About this episode: Despite swirling controversy around public health policies, some experts and advocates are finding ways to work together. In this episode: what an unlikely collaboration between a grassroots MAHA organizer and a Yale epidemiologist can teach us about finding common ground for the betterment of people's health. Guests: Brinda Adhikari  is an award-winning executive producer, sho...

About this episode: The CDC has long collected and publicly reported data on infectious diseases, vaccination rates, overdose deaths, and other health topics. But in 2025, many of these datasets inexplicably went dark. In this episode: the importance of real-time data in implementing public health solutions and the potential consequences of these lapses in reporting. Guests: Janet Freilich , JD, i...

About this episode: A recent analysis of FDA documents has found that the agency has historically regulated mifepristone—a medication commonly used to terminate pregnancy—based on available scientific evidence and without ideological bias. In this episode: Caleb Alexander, an author of the study, discusses these findings and their implications for a possible new review of the medication by FDA. Gu...

About this episode: A class at Loyola University Maryland has pushed students to think critically about their technology use in an age of constant scrolling. In this episode: class instructor Shreya Hessler and student Emma Hester reflect on the value of getting offline and how to spend less time on our devices. Guests: Dr. Shreya Hessler , PsyD, is a psychologist and the director of the MINDset C...

About this episode: A pipe collapse outside of D.C. has spilled nearly 300 million gallons of sewage into the Potomac River. Recent frigid temperatures and long-term infrastructure challenges are making cleanup a formidable job. In this episode: Natalie Exum of the Johns Hopkins University Water Institute talks about the spill, its health impacts, and whether it could have been prevented. Guests:...

About this episode: Daily recess has been shown to improve mental health and academic outcomes for children while also providing an opportunity for physical activity and social development. But few states have formal policies that protect dedicated recess time. In this episode: Researchers Rachel Deitch and Erin Hager discuss the public health benefits of recess and their toolkit for advancing sta...

About this episode: Sexual education often focuses on the potential risks of unplanned pregnancies and STIs. But an approach to sexual health that includes frank discussions of what feels good could yield better health outcomes. In this episode: Sexual health expert Joshua O'Neal talks about the value of starting sexual health conversations with enjoyment and comfort.  Note: This episode was produ...

About this episode: Last month's abrupt cancellation and reinstatement of $2 billion in grants is just the most recent ordeal in SAMHSA's long year of funding cuts and administrative upheaval. In this episode: Dr. Yngvild Olsen, formerly the director of the Center for Substance Abuse Treatment at SAMHSA, chronicles the challenges facing the agency and their possible implications for efforts to red...

About this episode: Products and services like genetic testing, prescriptions for weight loss drugs, and health monitoring wearables are revolutionizing health and wellness in the U.S. But are these new gadgets and offerings easing the challenges facing the health care system or are they exacerbating them? In this episode: Dr. Josh Sharfstein speaks with health care entrepreneur Ashwini Nagappan a...

About this episode: Between scratch tickets, casinos, and the recent explosion of sports betting apps, opportunities to gamble abound. So too do opportunities for the development of a gambling disorder—a medical condition as serious as substance use disorders. In this episode: Will Hinman and Christopher Welsh from the Maryland Center of Excellence on Problem Gambling explain how to recognize gamb...

About this episode: Sports betting has exploded in popularity, offering bettors the opportunity to gamble on everything from coin tosses to touchdowns. But experts are becoming increasingly concerned about the public health implications. In this episode: Researchers Matthew Eisenberg and Mark Meiselbach discuss the rise of online sports gambling, its potential dangers, and how policy guardrails co...

About this episode: For decades, the recommended immunization schedule has guided physicians through the proper administration of vaccines and empowered individuals to protect themselves against preventable diseases. But recent changes to the schedule and the overhaul of the CDC committee leading vaccine recommendations throws public and personal health into uncharted territory. In this episode: V...

About this episode: Following decades of surging adult obesity rates, numbers have leveled out since 2022. But with GLP-1s dominating culture, nutrition guidelines shifting, and funding for chronic diseases vanishing, the state of obesity is set to undergo even more change. In this episode: J. Nadine Gracia returns to Public Health On Call to talk about the latest State of Obesity report from Trus...

About this episode: The U.S. takes a unique approach to health care by tying coverage to employment. This has led to high rates of uninsured Americans, the creation of the Affordable Care Act, and ongoing fights about health care spending culminating in a government shutdown late last year. In this episode: Jonathan Cohn details the health care debate happening in Washington right now, the nuances...

About this episode: Today: a human rights perspective on immigration enforcement and public protest in Minneapolis. Professor Joe Amon is the director of the Center for Public Health and Human Rights at the Johns Hopkins Bloomberg School of Public Health. He has also studied human rights issues in more than 40 countries. He talks with Dr. Josh Sharfstein about his perspective on some of the most d...

About this episode: The U.S. Food and Drug Administration is responsible for reviewing the safety and effectiveness of vaccines—a job that requires deep scientific understanding as well as thoughtful regulatory judgment. In this episode: Dr. Jesse Goodman, a former top vaccine regulator and chief scientist at the FDA, explains how the agency came to lead the world in vaccine oversight—and shares h...