COVID tests

Some older Americans got dozens of COVID tests they never ordered in the mail, just as the free test benefit was ending. It could mean they are at risk for more fraud involving their Medicare numbers. Spencer Platt/Getty Images hide caption

In this photo illustration, free iHealth coronavirus rapid tests from the federal government sit in a U.S. Postal Service envelope after being delivered on Feb. 4. Justin Sullivan/Getty Images hide caption

COVID-19 at-home rapid test kits are seen in Los Angeles on Jan. 7. Mario Tama/Getty Images hide caption

Shown above are rapid at-home COVID-19 test kits ready to be distributed by the GreenRoots environmental protection organization and Chelsea Community Connections in Chelsea, Massachusetts. JOSEPH PREZIOSO/AFP via Getty Images hide caption

There are several ways older adults can get free rapid antigen tests, but Medicare will not reimburse them when they purchase them. Frederic J. Brown/AFP via Getty Images hide caption

Rapid tests can help you figure out whether you have been infected with the coronavirus. But how accurate are they? Scientists are trying to find out whether they are less sensitive to omicron and why. Joseph Prezioso/AFP via Getty Images hide caption

This German snowman wears a protective mask over its banana nose and mouth, but experts say the risk of catching COVID outdoors is slim. Peter Kneffel hide caption

COVID-19 rapid tests are distributed in Brooklyn in late December. Self-tests are in short supply in many parts of the country. Bryan R. Smith/AFP via Getty Images hide caption