Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. At-home Covid tests can diagnose infection and are in stock now ...

Add Yahoo as a preferred source to see more of our stories on Google. Over-the-counter multiplex tests for more than one illness may soon come to a pharmacy near you. Paco Burgada/iStock via Getty ...

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2025 update: This federal program has ended and free tests are not current available from the government website. Federal health officials have justified the millions they have spent on device ...

A scratchy, sore throat, a relentless fever, a pounding head and a nasty cough—these symptoms all scream upper respiratory illness. But which one? Our team in Atlanta—composed of biomedical engineers, ...