A groundbreaking study explains why certain COVID-19 vaccines caused dangerous blood clots, hemorrhages and VITT syndrome, resulting in the deaths of around 200 people in Europe.

A federal work group says Covid vaccine injuries deserve urgent attention, even as Health Secretary Robert F. Kennedy Jr.

The Advisory Committee on Immunization Practices’ COVID-19 Immunization Workgroup has proposed three federal actions to address post-acute COVID-19 vaccination syndrome, or PACVS, a condition ...

Vaccine side effects like soreness, fever, and fatigue scare some people out of getting their shots. Ask a doctor, though, and they’ll tell you these unpleasant symptoms have a silver lining: they’re ...

Americans need to be prepared for the possibility that they may feel a little unwell after they get a coronavirus vaccine, if one is authorized, members of a US Centers for Disease Control and ...

Researchers at University of California San Diego School of Medicine have found that a natural fungal supplement taken at the ...

SAN FRANCISCO -- As more people are eligible to get vaccinated, reports of side effects after the second Pfizer and Moderna shots are surfacing. Dr. Robert Wachter, chief of medicine at UCSF says many ...

As COVID vaccines saved millions of lives, a small number of people began developing dangerous blood clots in unusual parts of the body ...

Add Yahoo as a preferred source to see more of our stories on Google. A nurse draws up doses of the Moderna COVID-19 for a vaccination clinic in St. Helena in 2021. Moderna is offering a new, low-dose ...