For most people RSV is like a cold, but for infants and older people it can lead to serious infections. Here's what to know.

Federal data show cases of pertussis – commonly known as whooping cough – in the state of Washington jumped more than 2,200%.

"It is too early to tell if this strain is associated with more severe norovirus disease but likely lower population immunity is the reason for the early surge of an otherwise seasonal increase of ...

Norovirus tends to come on hard and fast. “Nausea and or vomiting are usually the first symptoms of norovirus,” says ...

Hand sanitizer isn't as effective as handwashing at preventing the spread of norovirus, doctors and the CDC warn.

With many viruses now on the rise, it can be hard to know which illness you have and how to handle it. A doctor helps you to ...

The CDC’s actions come in response to China’s government-run media confirming that positivity rates of HMPV hare rising in children under the age of 14, despite respiratory illnesses being ...

There are concerns New World screwworm flies, which can be dangerous to humans, could cross into southern Texas.

The free test is available to anyone without insurance who is showing symptoms or who has a known exposure to the viruses.

Moderna surged as investors turned eyed potential demand for a vaccine to protect against bird flu after the US reported its ...