RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms ...

Flu activity remains high and is increasing across many parts of the country. For the week ending Saturday, Jan. 18, 25 ...

The Indiana Department of Natural Resources (DNR) confirmed that highly pathogenic avian influenza (HPAI) caused the death of ...

The Centers for Disease Control and Prevention lists New Hampshire as one of three states with high respiratory illness risk per its latest data, alongside New Jersey and Wisconsin. The latest numbers ...

The Trump administration has paused public communications from health agencies, causing concern for California's ability to respond to the avian flu outbreak.

Large-scale poultry vaccinations may be driving bird flu evolution, according to a concerning new international study.

A bird-flu pandemic is far from inevitable. But health experts are closely monitoring an outbreak that could quickly escalate ...

With cases of the flu on the rise, we asked experts what you need to know about an antiviral medication that can ease ...

Israel’s Cease-Fires in Lebanon and Gaza Appear Fragile Israeli forces killed at least 22 people and injured dozens more in southern Lebanon on Sunday, Lebanese officials said. In Gaza, Israel ...

The dynamic vaccination map showing the number of fully vaccinated people across the U.S. and the number of allocated vaccines that have been used is based on data from the CDC. NBC News ranks ...

Earlier, Chancellor Rachel Reeves was quizzed on the economy and the possibility of a third runway at Heathrow by Laura Kuenssberg.