Rare but dangerous blood clotting associated with that vaccine as well as AstraZeneca’s had a genetic cause, according to a new paper.

Iowa bill banning vaccine mandates advances toward governor's desk ...

New data provide additional reassuring evidence that COVID vaccination before or during pregnancy does not increase autism risk in young children.

Find out about the COVID-19 vaccines, the benefits of COVID-19 vaccination and the possible side effects.

Certain people may be more at risk of serious adverse reactions to the Chikungunya vaccine ...

Florida may allow people harmed by a vaccine to sue its manufacturer if the company advertised the shot in the state, sparking free speech concerns.

A leading U.S. health official is urging people to get inoculated against the measles at a time of outbreaks across several ...

The agency noted some serious adverse reactions have been reported, including three fatalities ...

A global research collaboration of scientists from McMaster University (Canada), Flinders University (Australia) and ...

In the early 1960s, after studies confirmed that it was linked to congenital disorders in more than 10,000 children, ...

A global research collaboration of scientists from McMaster University (Canada), Flinders University (Australia) and Universitätsmedizin Greifswald (Germany) uncovered why a small number of people ...

The varicella-zoster virus causes both chickenpox and shingles infections. Initially, the virus causes a chickenpox infection. If it reactivates later, shingles can develop. The chickenpox vaccine ...