meningitis

An HPV vaccine that protects against nine strains of the virus that causes cancer gets the nod from the CDC. So does a vaccine for a rare but often lethal form of meningitis.

One in five children in the developing world misses out on routine immunizations. How do you recruit them? With town criers, public notices — and even a call to action emblazoned on a garment.

A federal health advisory committee now says everyone aged 16 to 23 should talk to a doctor about whether they need to get immunized against a rare but dangerous strain of meningitis.

Amy Purdy lost both legs below the knee to meningitis at age 19. She's now using her cred as a champion snowboarder to encourage teenagers to get vaccinated.