Those infected with the flu are most contagious during the first three days, the CDC said. In some cases, however, people can ...

UNICEF and partners have launched a campaign to vaccinate 6 million children in Sudan's Darfur states against devastating ...

Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is surging again. Here's what to expect and ...

Flu cases are rising across the U.S. Here's what you need to know about symptoms, flu duration and the new strain ...

A person who was infected with the highly contagious measles traveled through Maryland last week, the Maryland Department of ...

As North Carolina illness rates spike post-holidays, here's what to know about the spread of flu, stomach flu and COVID-19.

The world may no longer fully live in the grip of COVID-19, but another heavily contagious disease is currently spreading ...

Officials are working to get the word out after a suspected case of measles was reported in Northern Kentucky this week.

A highly contagious flu mutation called subclade K is sweeping the nation, raising health concerns about vaccine effectiveness this season. Here are the states at most risk.

The internal CDC document said the Delta variant was more transmissible than the viruses that cause MERS, SARS, Ebola, and the seasonal flu.

Believe me; if I had known they were contagious I wouldn’t have let them in my house! In this story, one woman is in a ...