Longtime anti-vaccine critic Robert F. Kennedy was confirmed Tuesday as the new Secretary of Health and Human Services.

Vaccines should be treated with nuance, recognizing differences between seasonal vaccines and childhood immunizations,” Dr.

Vaccines do not cause autism. You’ve almost certainly read that before — but often without a full explanation of how we know ...

Here is what we know about polio as a disease, its vaccines and the likely number of lives saved through inoculation.