A rare but serious clotting disorder linked to certain COVID-19 vaccines and natural adenovirus infections has puzzled scientists for years. An international team of researchers from (Canada), ...

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

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.

Polling found that nearly 30% of older adults chose not to receive flu or COVID-19 vaccines due to a perceived lack of need.

A Swedish registry-based cohort study evaluated whether COVID-19 vaccination affected childbirth rates among women aged 18 to ...

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

For example, did my son really need the Hepatitis B vaccine, the requirement for which was only introduced in the 1990s? On ...

Moderna Inc. (NASDAQ: MRNA) shares declined sharply in after-hours trading on Tuesday after the biotechnology company ...

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