Nearly all adults carry Epstein–Barr virus—but new research reveals how it can hijack immune cells, sparking a chronic disease that attacks the body from within. This colorized transmission electron ...

The CDC's travel warning centers on the area of Guangdong Province, China. The U.S. Centers for Disease Control and Prevention has issued a travel warning following an outbreak of a mosquito-borne ...

News reports and social media posts are warning of a new outbreak of a little-known virus called human metapneumovirus (HMPV) in China, but officials are yet to confirm this. Instead, official reports ...

Eleven people have died in Rwanda from the highly contagious Marburg virus, and 36 cases have been confirmed, the country's health ministry reported Tuesday, just days after the country declared an ...

A respiratory virus that sometimes paralyzes children is spreading across the U.S., raising concerns about another possible rise in polio-like illnesses. Wastewater samples have detected a significant ...

Scientists present evidence of a newly discovered tick-borne virus that can infect humans and potentially invade the brain, in some cases. When you purchase through links on our site, we may earn an ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Once confined to the Amazon region, the mysterious insect-borne virus that causes Oropouche fever has been expanding its range since late 2023, raising international concern. There have been more than ...

A mutation on the spike protein of the virus that causes COVID-19 could help it infect the brain by forcing it to use a cellular "back door." When you purchase through links on our site, we may earn ...

Of all of the viruses that Dr. Anthony Fauci studied during his decades serving as the head of the National Institute of Allergy and Infectious Diseases, it was West Nile that landed him in the ...

Infections, which can cause fever and fatigue, tend to peak in August and September. By Priyanka Runwal One evening in July 2003, Dr. Lyle Petersen stepped out of his home in Fort Collins, Colo., to ...