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

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

When people get the shots, the body’s immune system can accidentally confuse a normal protein from adenovirus - which is used ...

Researchers identify genetic mutation in small group of people who developed the serious disorder after receiving the AstraZeneca or Johnson & Johnson vaccine.

Moderna reported falling fourth-quarter sales as Covid-19 vaccine demand continued to drop, but continues to target 10% ...

Researchers pinpoint the precise genetic & molecular mechanism behind rare COVID vaccine blood clots (VITT), revealing how ...

One panelist accused the F.D.A. of withholding data on potential harms. The advisers also are reviewing research on vaccines ...

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 new case report was published in Volume 17 of Oncotarget on February 6, 2026, titled “Exploring the potential link between ...

Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.

The vaccine maker’s shots involve the successful Covid vaccines’ RNA technology. Health Secretary Robert F. Kennedy Jr. has ...

The poll also highlights a group at growing risk: older adults who have never received a COVID vaccine. One in five adults ...