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

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

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

Many people are familiar with histamine, a biological molecule that serves as a key driver of allergic reactions and other immune responses. However, histamine is also a major neurotransmitter in the ...

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

Seven prominent medical associations on Monday sued to reverse changes to the US Centers for Disease Control and Prevention’s childhood vaccine recommendations. The lawsuit was brought by the American ...

Under its former childhood vaccine schedule, the U.S. Centers for Disease Control and Prevention recommended that kids get 12 different vaccines protecting against 16 diseases before age 10. It didn’t ...

Some people have remained firmly against vaccines even as they see the disease. As measles continues to spread across the U.S., with outbreaks popping up around the country, public health experts have ...

Stanford scientists have uncovered how mRNA COVID-19 vaccines can very rarely trigger heart inflammation in young men — and how that risk might be reduced. They found that the vaccines can spark a two ...