Vaccine Hesitancy: Myths and Facts

Vaccine Hesitancy: Myths and Facts

Vaccine hesitancy is the delayed acceptance or refusal of vaccines despite their availability, a behavior the World Health Organization formally defined in 2014. The most durable myths, including the claim that the MMR vaccine causes autism, fail when tested against the documentary record, the large cohort studies, and the regulatory archive. Published: June 5, 2026. […]