Herd immunity is not junk science or a false theory. Herd immunity is real, it works, and explains how people in a community are protected from a disease when vaccination rates are above a certain threshold.
Information and updates about the 2018-19 flu season. When will it start?
Can you spot the mistakes when an anti-vaxxer tries to do research about measles?
Despite what you might hear from anti-vaccine folks, most kids who die with the flu aren’t vaccinated.