Mayo Clinic Minute: Why do people get sick with viruses in the winter?

Respiratory viruses like COVID-19 and influenza surge in the colder months. And it’s not just because people are spending more time indoors. Dr. Matthew Binnicker, director of the Clinical Microbiology Molecular Lab and co-director of the Clinical Virology Lab at Mayo Clinic, explains what other factors promote virus spread in the winter. It is true that people…

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