We need a vaccine for Covid-19. It is a matter of life and death. At the same time, that vaccine has to be proven to be safe and effective

VACCINES HAVE SLASHED RATES OF HUMAN PAPILLOMAVIRUS. Physicians began recommending the first vaccine for the remarkably common sexually transmitted HPV virus in 2006 in the United States.

There are more than one hundred ways an RNA molecule can be chemically modified after it is synthesized. The functions of many of these...

The FDA expanded the emergency use authorization for the Pfizer messenger RNA Covid-19 vaccine for kids age 12–15 years old.