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Infectious dose is the shot of science you need to protect yourself from misinformation. Heather McSharry, PhD, an expert in viral pathogenesis, brings her blog to the airwaves to help bridge the dangerous gap between the science of infectious diseases and public misperception. On the podcast website, infectiousdose.com, all episodes have corresponding blog posts with the information contained in the episode along with links or PDFs for all sources used. To prevent unwelcome surprises, episodes with limited, mild profanity are marked as explicit. *Podcast intro and outro music are adapted from Heather Nova’s song, I Miss My Sky. Used with permission.
Episodes
Wednesday Jun 11, 2025
Wednesday Jun 11, 2025
In this episode, Heather delves into the story of Sin Nombre virus and the disease it causes, Hantavirus Pulmonary Syndrome. From its rodent origins and rapid progression to the public health response and scientific breakthroughs that followed, we explore how a rare virus rewrote the rules of infectious disease in North America—and why it remains a threat, even in obscurity.
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