A Department of Health and Human Services spokesperson called the move "a radical departure from past practices." ...

But newer versions of the shots may not go through the same process, because it is considered unethical to withhold a shot known to be safe from a particular group, and because the shot is only being ...

Lipids are the fatty molecules that make up cellular membranes, creating a protective barrier that regulates what enters and ...

The BCG vaccine protects against tuberculosis, but by inducing trained immunity it also protects against many more ...