

Public Health On Call
The Johns Hopkins Bloomberg School of Public Health
Evidence and experts to help you understand today’s public health news—and what it means for tomorrow.
Episodes
Mentioned books

Feb 25, 2025 • 16min
857 - The Concepts Behind The Language of Equity
About this episode: In today’s episode: A discussion with Dr. Lisa Cooper, the director of the Johns Hopkins Center for Health Equity, about opposition to the terms "diversity," "equity," and "inclusion." Guests: Dr. Lisa Cooper is a public health physician, a Bloomberg Distinguished Professor at Johns Hopkins and a winner of a MacArthur genius grant for her work to understand and reduce health disparities. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Why Are Health Disparities Everyone’s Problem?—Public Health On Call (February, 2022) Higher Bar For Health Care—Johns Hopkins Magazine Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 24, 2025 • 16min
856 - The Unequal Impacts of Abortion Bans
About this episode: Since the overturning of Roe v. Wade, some states have imposed severe restrictions on access to abortion. In this episode: New research on what's happened to infant death and birth rates in these states. Guests: Suzanne Bell is a Johns Hopkins demographer the department of Population, Family and Reproductive Health. Alison Gemmill is a Johns Hopkins demographer and perinatal epidemiologist in the department of Population, Family and Reproductive Health. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and the director of content strategy for the Johns Hopkins Bloomberg School of Public Health. Show links and related content: After Abortion Bans, Infant Mortality and Births Increased, Research Finds—The New York Times Two New Studies Provide Broadest Evidence to Date of Unequal Impacts of Abortion Bans—Johns Hopkins Bloomberg School of Public Health More Consequences of Abortion Restrictions: Increases in Infant Deaths in Texas—Public Health On Call (June, 2024) A landmark study tracks the lasting effect of having an abortion-or being denied one (The Turnaway Study)—NPR How Can We Solve the Black Maternal Health Crisis—Johns Hopkins Bloomberg School of Public Health Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 21, 2025 • 18min
855 - Can The CDC Communicate More Transparently With The Public?
About this episode: During the pandemic, CDC recommendations about masking and other issues were the source of controversy. Some have asked whether the agency can better communicate the basis of its recommendations — and even seek public input along the way—to increase public understanding and acceptance. In today’s episode, Johns Hopkins cardiologist Dr. Joseph Marine and Dr. Peter Lurie of the Center for Science in the Public Interest join the podcast to discuss how the CDC can communicate more transparently to build more public trust. Guests: Dr. Joseph Marine is a cardiologist and a professor of medicine at Johns Hopkins. Dr. Peter Lurie is the president and executive director of the Center for Science in the Public Interest, and a former Associate Commissioner of the Food and Drug Administration. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Applying Class of Recommendations and Level of Evidence to Clinical Strategies, Interventions, Treatments, or Diagnostic Testing in Patient Care—American Heart Association Building a Better CDC—Public Health On Call (April, 2023) Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 20, 2025 • 19min
854 - The Worst Flu Season In A Decade
About this episode: There’s a lot of flu out there right now, but just how bad is it and by what measures is it “bad”? In today’s episode: How this year’s flu season stacks up against years past, some factors that could be driving such high rates and severe disease, and how bird flu is further complicating things. Also: It’s not too late to get a flu shot! Guests: Dr. Erica Prochaska is a pediatric infectious disease physician at Johns Hopkins School of Medicine. Host: Stephanie Desmon, MA, is a former journalist, author, and the director of public relations and communications for the Johns Hopkins Center for Communication Programs, the largest center at the Johns Hopkins Bloomberg School of Public Health. Show links and related content: U.S. facing worst flu season since 2009, experts say—Axios The flu has killed 16,000 people this season. These are the states with the worst outbreaks—Fast Company Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 17, 2025 • 17min
852 - The FDA’s Proposed Food Labeling Changes
About this episode: The FDA is responsible for labeling on food packaging, such as the ubiquitous black and white nutrition label. But consumers could soon see new labels on foods offering more information about nutrition in key areas like sodium, sugar, and saturated fat. In today’s episode: the FDA’s proposed changes for food labeling and new standards for using the term “healthy” in everything from product names to descriptions and marketing. Guest: Dr. Peter Lurie is the president and executive director of the Center for Science in the Public Interest, and a former Associate Commissioner of the Food and Drug Administration. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: FDA Issues Proposed Rule on Front-of-Package Nutrition Labeling—FDA Use of the Term Healthy on Food Labeling—FDA FDA Proposes New Food Labels to Detail Sugar, Fat, and Salt Levels—The New York Times Who can say it’s healthy? The FDA has a new definition for food labels—NPR

Feb 14, 2025 • 19min
851 - Policing With a Public Health Lens in South Dakota
About this episode: Traditional police work has struggled to meet the needs of cities like Rapid City, South Dakota. Often, police are called to address situations that are related to mental health crises, homelessness, and substance use. In this episode: Rapid City’s Chief of Police, Don Hedrick talks about what it means to police with public health in mind, the success of partnerships and outreach, and how a nontraditional approach helped Rapid City address an influx of violent crime. Guest: Don Hedrick is the Chief of Police of Rapid City, South Dakota and a Bloomberg Fellow at the Johns Hopkins Bloomberg School of Public Health. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Law Enforcement With A Public Health Lens—Hopkins Bloomberg Public Health Magazine Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS fee

Feb 12, 2025 • 16min
850 - The History of Birthright Citizenship in the U.S.
About this episode: In 1868, the 14th Amendment established birthright citizenship in the United States. In this episode: a look at the court cases, historical events, and people that shaped one of the Constitution’s human rights provisions. Guest: Martha Jones is a writer, historian and legal scholar, and a professor of history at the SNF Agora Institute. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Dred Scott v. Sandford—National Archives Opinion of the Maryland Court of Appeals, Hughes v. Jackson (1858)—National Constitution Center United States v. Wong Kim Ark (1898)—National Constitution Center The Fourteenth Amendment of the U.S. Constitution Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 10, 2025 • 17min
849 - Marion Nestle and Food Politics
About this episode: Research has linked America’s food system with a host of health problems including obesity and heart disease. Advocate Marion Nestle, a food lover and food advocate, wants to change that. In this episode: how she got interested in the food system, the link between food marketing and diet, her excitement around GLP-1 drugs, and what she’ll be watching if RFK Jr. is confirmed as the head of HHS. Guest: Marion Nestle is a molecular biologist and public health nutritionist known for her advocacy around a better food system for better health in America. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: The Effects of Food Advertisements on Food Intake and Neural Activity: A Systematic Review and Meta-Analysis of Recent Experimental Studies—Advances in Nutrition Food Marketing and Labeling—Johns Hopkins Center For a Livable Future First randomized, controlled study finds ultraprocessed diet leads to weight gain—NIH Clinical Center GLP-1 drug use cuts grocery spending by 6%, study finds—Fooddive Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 7, 2025 • 17min
848 - Vaccines 101: The Vaccines For Children Program
About this episode: Today, in another episode in a series of podcasts exploring vaccine basics from the molecular level to global policy and everything in between: The Vaccines For Children Program is a CDC program that provides recommended vaccines without charge to about half of the nation’s children. In this episode: the program’s origins in a terrifying measles outbreak, how the program works, and what the evidence shows about its success. Guest: Claire Hannan is the executive director of the Association of Immunization Managers, a nonprofit organization that helps state public health agencies operate immunization programs. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and the director of content strategy for the Johns Hopkins Bloomberg School of Public Health. Show links and related content: The Vaccines For Children Program—CDC Website The $8 Billion Children’s Vaccine Fund Kennedy Would Oversee—The New York Times Contact us: Have a question about something you heard? Looking for a transcript? Want to suggest a topic or guest? Contact us via email or visit our website. Follow us: @PublicHealthPod on Bluesky @JohnsHopkinsSPH on Instagram @JohnsHopkinsSPH on Facebook @PublicHealthOnCall on YouTube Here's our RSS feed

Feb 6, 2025 • 23min
847 - Vaccines 101: The Vaccine Injury Compensation Program
Gary Golkiewicz, a litigator and former Chief Special Master for the U.S. Court of Federal Claims, shares invaluable insights into the Vaccine Injury Compensation Program. He explains how this program was established to support families affected by rare vaccine injuries while protecting manufacturers. Golkiewicz discusses the complexities of the claims process and the evolving landscape of compensation policies. He also highlights the emerging trends in adult injury claims and emphasizes the need for program improvements to better assist those in need.