The XFG variant, also known as Stratus, is now the predominant COVID-19 strain in the U.S. after spreading to 38 countries, according to WHO and CDC data.

COVID cases are rising in NY as some dust off expired at-home tests. Some expiration dates have been extended.

The end of summer is in sight, yet mosquito season continues — and in other countries, these insects are carrying far more than an itch. The Centers for Disease Control and Prevention (CDC) has issued ...

Since the hepatitis B vaccine was recommended for all babies at birth in 1991, new cases in the United States have declined significantly, especially among young people. The people at highest risk for ...

Ten years ago, the Zika virus shook Brazil. Thousands of babies were born with severe birth defects. Pregnant women faced constant fear, and public health systems scrambled for answers. While the ...

As U.S. measles infections spread, Health and Human Services Secretary Robert F. Kennedy Jr. said in a Fox Nation interview there could be some health benefits to getting the measles. During the March ...

A recent increase in cases of the human metapneumovirus (hMPV) in China has been misrepresented on social media as evidence of a new virus spreading in the country with some posts claiming it prompted ...