Osterholm Update
A weekly report on the COVID-19 pandemic from infectious disease expert Michael Osterholm, PhD, MPH. Dr. Osterholm is the director of the Center for Infectious Disease Research and Policy (CIDRAP) at the University of Minnesota and has spent a career investigating outbreaks. Since 2005, he has emphasized supply chain and other vulnerabilities and a critical need for pandemic preparedness. In this podcast, Dr. Osterholm dissects the latest COVID-19 news, data, and guidance. CIDRAP’s Chris Dall, MA, is the cohost of the Osterholm Update and a reporter for CIDRAP News. http://www.cidrap.umn.edu
Episodes
July 24, 2025
<p>In "Finding the Light," Dr. Osterholm and Chris Dall discuss a recent study on aluminum in childhood vaccines, the latest COVID variant data, and the recent approval of the Moderna COVID vaccine for children at risk of severe disease. Dr. Osterholm also provides an update on CIDRAP's Vaccine Integrity Project and shares the latest "This Week in Public History" segment.</p>
<p><a href="https://www.cidrap.umn....
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July 11, 2025
<p>In "Stay the Course," Dr. Osterholm and Chris Dall review the outcomes of the June ACIP meeting and shares updates on the Vaccine Integrity Project. Dr. Osterholm also covers the latest trends in COVID-19, H5N1, and measles, and answers an ID query about RSV vaccines.</p>
<p><a href="https://www.cidrap.umn.edu/measles/us-measles-cases-top-1200-uk-loses-measles-free-status">US measles cases top 1,200 as UK...
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June 26, 2025
<p>In "Chaos Reigns," Dr. Osterholm and Chris Dall discuss this week's ACIP meeting, the latest COVID variant data, and the current measles trends in the United States and Canada. Dr. Osterholm covers some good news about federal health agencies and answers an ID query about autism.</p>
<p><a href="https://www.voicesforvaccines.org/get-involved/"><strong>Voices for Vaccines</strong></a><...
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June 12, 2025
<p>In "Our Light, Our Fight," Dr. Osterholm and Chris Dall discuss the remaking of the CDC's vaccine advisory group, ACIP, provide a updates on measles, H5N1, COVID-19, and mpox. Dr. Osterholm also shares a list of resources on how to get involved and "organize" around vaccine policy.</p>
<p><a href="https://www.cidrap.umn.edu/covid-19/viewpoint-rfks-reckless-firing-cdc-vaccine-advisors-not-supported-evidence"&...
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May 29, 2025
<p>In "Fool's Gold: Reframing the Science," Dr. Osterholm and Chris Dall discuss the latest federal actions surrounding vaccine policy, report on a new COVID variant sweeping Asia, and give an update on measles cases across North America.</p>
<p>Learn more about the <a href="https://www.cidrap.umn.edu/vaccine-integrity-project">Vaccine Integrity Project</a></p>
<p><a href="https://www.ci...
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May 15, 2025
<p>In "Time to Organize," Dr. Osterholm and Chris Dall discuss HHS Secretary Kennedy's proposed changes to vaccine policy, the latest measles news, and the Trump administration's newly announced next-generation universal influenza vaccine platform.</p>
<p>Learn more about the <a href="https://www.cidrap.umn.edu/vaccine-integrity-project">Vaccine Integrity Project</a></p>
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May 1, 2025
<p>In "The Vaccine Confidence Crisis," Dr. Osterholm and Chris Dall discuss measles cases in the United States, the latest COVID vaccine news, and the launch of CIDRAP's Vaccine Integrity Project. </p>
<p>Learn more about the <a href="https://www.cidrap.umn.edu/vaccine-integrity-project">Vaccine Integrity Project</a></p>
<p><a href="https://www.cidrap.umn.edu/covid-19/osterholm-...
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April 17, 2025
<p>In "Public Health Policy is Political," Chris Dall and Dr. Osterholm discuss the ongoing measles outbreak, the latest round of job cuts in the public health workforce, and new studies on long-COVID. Dr. Osterholm also reviews the latest vaccine news for Novavax, seasonal influenza, and H5N1.</p>
<p><a href="https://www.cidrap.umn.edu/covid-19/studies-1-7-us-working-age-adults-report-long-covid-heaviest-burde...
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April 3, 2025
<p>In "The April Fool's Tragedy," Dr. Osterholm and guest host Dr. Cory Anderson discuss the devastating layoffs and funding cuts in public health that have unfolded over the past two weeks. Dr. Osterholm also shares the the latest news on the growing measles outbreak in Texas and answers an ID query about COVID lockdowns.</p>
<p><a href="https://infoepi.substack.com/p/cdc-clone-site-rife-with-false-vaccine">...
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<p>In "Remembering Darkness, Sharing Light: Five Years Later" Dr. Osterholm and Chris Dall reflect on the COVID-19 pandemic's 5-year anniversary, examine the latest federal actions affecting public health, and provide an update on the measles outbreak in Texas. Dr. Osterholm also answers an ID query on the current recommendations for COVID-19 vaccines and reviews national trends in respiratory illnesses.</p>
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<p>In "Mixed Messages: Navigating the Unfolding Confusion" Dr. Osterholm and Chris Dall discuss the expected impact of recent cuts to USAID programs, the measles outbreak in Texas, and the latest respiratory virus trends. Dr. Osterholm answers an ID query on measles, mumps, and rubella vaccine boosters, and shares the latest "This Week in Public Health History" segment.</p>
<p><a href="https://www.cidrap.umn.ed...
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February 20, 2025
<p>In "We Cannot Give Up or Give In" Dr. Osterholm and Chris Dall discuss the confirmation of RFK Jr. as HHS Secretary, recent layoffs at the CDC and NIH, and a new vaccine policy being adopted in Louisiana. They also discuss seasonal and H5N1 influenza activity and a measles outbreak in Texas.</p>
<p>Follow us on <a href="https://bsky.app/"><strong>Bluesky</strong></a>: Dr. Michael Osterho...
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February 6, 2025
<p>In "Responding to Shock, Awe, and Censorship" Dr. Osterholm and Chris Dall provide updates on the latest news in the federal government and how it is impacting public health locally and globally. Dr. Osterholm also discusses the latest developments in H5N1 avian flu and answers an ID query about the tuberculosis outbreak in Kansas. </p>
<p><a href="https://theunbiasedscipod.substack.com/p/anatomy-of...
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January 23, 2025
<p>In "Drinking From a Fire Hose: Are We Drowning?" Dr. Osterholm and Chris Dall discuss recent actions taken by the Trump administration, most notably the decision to leave the World Health Organization. Dr. Osterholm also shares his thoughts on the developing H5N1 crisis and provides an update on respiratory virus transmission in the U.S. and around the world. </p>
<p>Follow us on <a href="https://bs...
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January 9, 2025
<p>In "The H5N1 Pandemic Cliff: Are We at the Edge?," Dr. Osterholm and Chris Dall discuss the ongoing challenge of H5N1 influenza, cover increasing trends in respiratory illness, and announce a new CIDRAP report on Chronic Wasting Disease. Dr. Osterholm also answers a listener question on H5N1 in wild birds and cats and provides a tribute to the late President Jimmy Carter. </p>
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December 19, 2024
<p>In "What Is Safe and Effective?," Dr. Osterholm and Chris Dall cover the evolving situation with H5N1 influenza, discuss the mystery outbreak in the DRC, and review the latest trends in COVID-19, flu, and RSV. Dr. Osterholm also answers a listener question on the phrase "safe and effective" regarding vaccines. And finally, the annual reading of the Polar Express from Dr. Osterholm to his grandchildren.</p>
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December 5, 2024
<p>In "A Tunnel of Uncertainty," Dr. Osterholm and Chris Dall discuss several of Trump's recent HHS nominations, the latest respiratory virus data, and two recent studies on long COVID. Dr. Osterholm also provides an update on the unfolding H5N1 situation and shares another "This Week in Public Health History" segment. </p>
<p><a href="https://www.journalofinfection.com/article/S0163-4453(24)00293-7/fu...
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November 21, 2024
<p>In "Serious Challenges Ahead: RFK Jr and a New HHS," Dr. Osterholm and Chris Dall discuss the recent nomination of RFK Jr. as Secretary of Health and Human Services. They also discuss the latest COVID data, a global increase in measles cases, and a decline in STI incidence in the United States. </p>
<p><a href="https://www.cidrap.umn.edu/antimicrobial-stewardship/superbugs-you">CIDRAP Superbugs &...
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November 14, 2024
<p>In "What Now? Public Health in Uncertain TImes", Dr. Osterholm and Chris Dall revisit their discussion on the consequences of the US presidential election on public health. Dr. Osterholm also provides the latest update on COVID-19 and other respiratory virus trends, comments on H5N1 detection in pigs, and answers an ID query on pertussis.</p>
<p><a href="https://www.cdc.gov/pertussis/vaccines/index.html">...
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October 31, 2024
<p>In "The Most Important Episode I'll Ever Record," Dr. Osterholm and Chris Dall discuss the latest respiratory virus trends, two human cases of H5N1 in Missouri, and an E. coli outbreak linked to a fast food product. For the first time in his career, Dr. Osterholm also shares comments about the upcoming elections in the United States.</p>
<p><a href="https://www.cidrap.umn.edu/covid-19/osterholm-update-covid-...
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