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 ...

Dozens of coronavirus vaccines entered clinical trials during 2020, and now, a handful have been authorized for emergency use in various countries — meaning the shots can be administered to the public ...

Vaccines have traditionally worked by teaching the immune system to recognize a specific virus or bacterium—in effect, ...

HHS Secretary Robert F. Kennedy Jr.'s vaccine advisors have set their sights on aluminum adjuvants in vaccines as part of their review of the U.S. pediatric vaccine schedule. While the concept of ...

Officials are going after metal-containing ingredients, including aluminum adjuvants. Here’s why vaccines need them ...