A new COVID-19 variant spreading across the United States may cause an extremely painful sore throat—dubbed the "razor throat ...

A new COVID-19 strain has been reported in dozens of countries, including the U.S. Here's what you should know about it.

COVID-19 is remains a public health concern five years after the start of the pandemic. What to know about vaccines, variants ...

While COVID-19 transmission remains low in the US, health experts are anxious about the potential for a big summer wave as ...