Joe Biden with COVID at age 81: What to know about the risk the virus poses to older adults

President Joe Biden's testing positive for COVID-19 this week may spark questions about how the virus affects older adults in America.

Certain populations are at a higher risk of severe illness from COVID — and older adults top that list, according to the U.S. Centers for Disease Control and Prevention (CDC).

On Wednesday, the White House released an announcement of Biden’s positive COVID test, noting that the president had been vaccinated and boosted and was "experiencing mild symptoms."

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