Measles

Minnesota has had more cases of measles this year than the entire U.S. did in 2016.

• By Nick Hagar

Despite research suggesting it would backfire, a new study finds that stories and images of sick children can change minds about the need to vaccinate.

• By Nathan Collins

Because measles passes so easily between people, 96 percent to 99 percent vaccination rates are required for "herd immunity" to work.

• By Francie Diep

The Ebola epidemic will likely lead to outbreaks of other diseases, but countries could prevent that with vaccination campaigns.

• By Francie Diep

Vaccinations are typically regarded as the most important public health advancement in history. So why are they going away?

• By Kate Wheeling