The best time to take an at-home COVID-19 test may be on the fourth day of having symptoms, according to a study published in the journal Clinical Infectious Diseases. Researchers looked at nearly 350 ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

A COVID mutation that previously went under the radar, BA.3.2, has been detected in 25 states, said the CDC. Nicknamed "cicada" it's been found in 23 countries.