However, most recent human cases of bird flu in the U.S. have resulted in only mild symptoms. The CDC has said it is on the lookout for severe infections, as this could indicate the virus has changed.

The Oropouche virus, a potentially fatal disease also referred to as "sloth fever," has made its way to the United States. Here's what to know.

Rates of enterovirus D68 infections are rising, and the virus could lead to a rare polio-like condition in children. Dr. Leana Wen tells parents what they need to know.

There's newfound attention on Alaskapox after it recently killed an elderly man in Alaska — the first known fatality from the virus. Here's what to know about symptoms, how it spreads and more.

Heartland virus symptoms can be serious and often require that you go to the hospital for a while. But most people can return to normal health in weeks or months after they leave the hospital.

Just a few virus particles are enough to make someone sick, and they spread easily via hands, surfaces, food and water. An infected person can transmit the virus for days after they’re feeling ...

Concerns about a new so-called ‘mystery virus’ have been spreading on social media platforms like TikTok, with users experiencing symptoms similar to common respiratory illnesses.

Now, the virus hunters are watching out not only for new versions of SARS-CoV-2, but they’re also continuing their search for other dangerous disease-causing bugs. In June, as monkeypox began ...

Thousands Sickened, 9 Killed from Virus Outbreak at 4 Popular Vacation Destinations Four European travel hotspots have experiencing an outbreak of the liver infection hepatitis A ...

A reanimated virus In 2014, Claverie and his team reanimated a virus from permafrost that had been dormant for 30,000 years by introducing it into cultured cells. He studied a virus that targeted ...