Older U.S. Adults Should Get Another COVID-19 Shot

The CDC said last week that Americans 65 and older should get another dose of the updated vaccine that became available in September — if at least four months has passed since their last shot. In making the recommendation, the agency endorsed guidance proposed by an expert advisory panel earlier in the day.

Some doctors say most older adults are adequately protected by the fall shot, which built on immunity derived from earlier vaccinations and exposure to the virus itself. However, the body's vaccine-induced defenses tend to fade over time, and that happens faster in seniors than in other adults. Read more from NPR here.