Coronavirus FAQs: Can I Go Running? Is Food Shopping Too Risky? What's Herd Immunity?

This is part of a series looking at pressing coronavirus questions of the week. We'd like to hear what you're curious about. Email us at goatsandsoda@npr.org with the subject line: "Weekly Coronavirus Questions."

The global spread of COVID-19 cases continues, with cases around the world and increasingly strict measures to control its spread. Authorities in the U.S. and other countries have banned or discouraged large gatherings and are urging social distancing and frequent hand-washing.

To answer this week's questions, we spoke with Albert Ko at the Yale School of Public Health and others for guidance.

I heard that the U.K. was talking about using a "herd immunity" approach to the coronavirus. What exactly is herd immunity, and could it work against coronavirus?

Last week, the U.K. government signaled thata "herd immunity" that would eventually end the epidemic.