Public Health On Call

Cruise ships are congregate settings where infectious diseases can quickly spread. But, there's a lot that the industry and individuals can do to stay healthy and avoid, shall we say, explosive outbreaks. In today's episode, learn about the most common culprits—including norovirus, food-borne illness, and COVID-19—and how people can think about safety from initial booking to final disembarkment and all the ports of call in between. Guest: Dr. Tara Palmore is an infectious disease physician at the National Institute of Allergy and Infectious Diseases. 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: The CDC's Cruise Ship Travel Information Get the transcript for this episode (PDF) Contact us: Have a question about something you heard? Want to suggest a topic or guest? Contact us via email or on our website. Follow us: @‌PublicHealthPod on X @‌JohnsHopkinsSPH on Instagram @‌JohnsHopkinsSPH on Facebook @‌PublicHealthOnCall on YouTube Here's our RSS feed

It's graduation time at the Bloomberg School! Doctoral candidate Francesca Marino joins the podcast to talk about how her interest in neuroscience led her to pursue a degree in epidemiology, and about her research looking into whether and how daily patterns of physical activity tracked through a wearable device could indicate cognitive health or decline. Guest: Dr. Francesca Marino is a recent graduate of the Johns Hopkins Bloomberg School of Public Health whose research focuses on the epidemiology of aging. 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: Associations of Physical Activity and Heart Rate Variability from a Two-Week ECG Monitor with Cognitive Function and Dementia: the ARIC Neurocognitive Study—PubMed Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health Activity, Sleep & Dementia—Hopkins Bloomberg Public Health Magazine Get the transcript for this episode (PDF) Contact us: Have a question about something you heard? Want to suggest a topic or guest? Contact us via email or on our website. Follow us: @‌PublicHealthPod on X @‌JohnsHopkinsSPH on Instagram @‌JohnsHopkinsSPH on Facebook @‌PublicHealthOnCall on YouTube Here's our RSS feed

Armed internal conflict in Sudan has created a humanitarian crisis with millions of people displaced both internally and to neighboring countries. Dr. Salim Mohamednour, a medical epidemiologist with expertise in emergency response and the national health coordinator at the WHO country office in Sudan, talks with Dr. Josh Sharfstein about the unfolding catastrophe and what needs to be done. Special thanks to Aseel Salih, Hassan Salih, and Laila Zomorodian, Johns Hopkins Bloomberg School of Public Health students who assisted with the production of this podcast. A note that Dr. Mohamednour is not representing the WHO on the podcast. Content warning: this episode contains depictions of violence. Listeners interested in contributing can consider supporting the World Food Program, the Sudanese American Physicians Association, and Sadagaat. Get the transcript for this episode (PDF)

The planetary health crisis can't be ignored in hospitals where patients are sick from climate-driven things like asthma from air quality emergencies, COVID-19 from a zoonotic spillover event, and cardiovascular complications from heat waves. Chris Lemon, an ER doctor and Bloomberg Health Initiative fellow who focuses on the intersection of climate change and health, talks with Stephanie Desmon about his work bringing planetary health dialogue to hospital staff while also looking at ways health systems can lower their massive carbon footprints. Get the transcript for this episode (PDF)

From mushrooms to microscopic organisms, fungi represent a serious—and still relatively unexplored—threat to human health. Dr. Arturo Casadevall returns to the podcast to talk about his new book, What If Fungi Win? which looks at why certain fungal infections take off, why they're so hard to treat, and why we will most certainly see more of them with climate change and treatment-resistant strains. Learn more. Get the transcript for this episode (PDF)

Ashley Meehan, a doctoral student at Johns Hopkins, discusses the public health dimensions of homelessness with Dr. Josh Sharfstein. They explore the impacts of encampment sweeps on individuals experiencing homelessness, the health risks they face, and the importance of supportive policies for addressing homelessness and benefiting communities.

Dengue, or "break-bone fever"—a disease transmitted by mosquitoes that can cause serious fever, rash, muscle and joint pain and even problems with bleeding and shock—is surging around the world and popping up in new places like the U.S. Vaccine expert Anna Durbin returns to the podcast to talk with Stephanie Desmon about these trends and the general status of vaccines, treatments, and prevention. Learn more. Get the transcript for this episode (PDF)

More than a decade after electronic cigarettes became broadly available in the United States, their merits are still being debated. Do these products help people quit smoking? How serious are the health risks associated with these products? In a two-part series, we hear from two researchers in tobacco control about their views. In part two, Stan Glantz, the Truth Initiative Distinguished Professor of Tobacco Control at the University of California San Francisco talks with Dr. Josh Sharfstein about his research into the harms of electronic cigarettes and the dangers of "dual use" of electronic cigarettes and traditional cigarettes. In an epilogue, Public Health On Call audio producer Matt Martin talks with Lindsay Smith Rogers about his personal history of tobacco use – including his efforts to quit with electronic cigarettes. Read Glantz's paper in New England Journal of Medicine Evidence. Listen to part one of the series. Get the transcript for this episode (PDF)

More than a decade after electronic cigarettes became broadly available in the United States, their merits are still being debated. Do these products help people quit smoking? How serious are the health risks associated with these products? In a two-part series, we hear from two researchers in tobacco control about their views. In part one, Dr. Nancy Rigotti, Professor of Medicine at Harvard Medical School talks with Dr. Josh Sharfstein about the use of e-cigarettes for smoking cessation. Read her editorial in the New England Journal of Medicine: https://www.nejm.org/doi/full/10.1056/NEJMe2314977

Virologist Dr. Andy Pekosz and public health veterinary expert Dr. Meghan Davis return to the podcast to talk with Stephanie Desmon about what we've learned so far from viral sequencing of H5N1, its presence in milk, what we know about infections in humans, the status of the overall response to a major pathogen of concern on the heels of COVID-19, and more. Read Dr. Davis's recent New York Times essay on protecting the dairy workforce. Download the transcript of this episode (PDF)