COVID-19 vaccines lower the risk of getting sick, seriously ill or dying from the disease. But how do the different types of COVID-19 vaccines work? Each COVID-19 vaccine causes the immune system to ...

In early February, Pfizer was heralding the work the research and development team at its Pearl River campus was doing into a pair of new vaccines. Neither one was aimed at the coronavirus. Things ...

When two life-saving vaccines were quickly developed within a year of COVID-19’s appearance, skeptics arose, casting doubts on their safety. Two scientists who sit on sit on the FDA’s Vaccine and ...

Social media claims linking Pfizer’s Covid-19 vaccine to hantavirus infection are misleading. A fact-check shows that the condition was only listed as a potential adverse event for monitoring and not ...

The World Health Organization has listed Pfizer-BioNTech’s COVID-19 vaccine for emergency use, a critical step that the United Nations health agency said aims to make the vaccine more readily ...