A rare but serious clotting disorder linked to certain COVID-19 vaccines and natural adenovirus infections has puzzled scientists for years.

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

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

Find out how different vaccines for the coronavirus cause your body to create antibodies that fight the virus.

Rare but deadly blood clots tied to J&J and AstraZeneca's vaccines were caused by an autoimmune reaction that some people are predisposed to, researchers found.

You can’t blame this one on the stork. After a brief baby bump early in the COVID-19 pandemic, birth rates in the US and ...

A vaccine with University of Washington roots that fights a suite of coronaviruses including COVID-19 and related, deadly ...

Labor Department Officials Frustrated With White House Over COVID-19 Vaccine and Testing Mandate The FDA Authorized a Booster ...

This winter's brutal flu season isn't over, and COVID-19 cases have risen recently too. But a new poll taken in recent weeks ...

(HealthDay News) — More than four in 10 people older than 50 years (42 percent) have not gotten either a flu or COVID-19 vaccine, according to the results of a survey conducted by the University of ...

Shinzo Abe was no longer prime minister of Japan when the country first authorised COVID-19 vaccines, contrary to misleading ...