With measles cases on the rise and flu season straining the nation's hospitals, health experts urge adults to check their ...

As of Feb. 20, there were a total of 93 measles cases reported in eight states: Alaska, California, Georgia, New Jersey, New ...

Yale researchers have found clues as to why certain people experience adverse health effects after the COVID-19 vaccine, which they have dubbed “post-vaccination syndrome." ...

A small study on Covid vaccine safety has sparked an online tempest — and highlighted the conundrum faced by some scientists.

A measles outbreak in the U.S. has grown to nearly 100 cases​​​. Here's what to know about measles vaccines and those who may need a booster.

Texas is in the midst of the worst measles outbreak in decades, with 90 cases across 7 counties. Here’s what to know.

Martin has since learned that shingles is caused by the reactivation of the varicella zoster virus, the same virus that ...

Anti-vaxxer movement is putting children at risk, with 13 states allowing immunization exemptions and governors issuing ...

This research comes as dengue-carrying mosquitoes expand their territory into new regions, including Southern California.

The United States has joined a WHO-led flu vaccine meeting, despite the Trump administration's plans to withdraw from the ...

Over the past month, the virus has spread in areas with low vaccination rates, and most of those affected are minors.

The CDC said the week ending Feb. 15 was a "high severity season" when it comes to flu, the first since 2017-2018.