A woman tends to her daughter, age six, who is about to receive a measles vaccine shot at a health clinic on May 15th, 2019, in Kiev, Ukraine.
A nurse working with the World Health Organization shows a bottle containing Ebola vaccine at the town hall of Mbandaka on May 21st, 2018, during the launch of the Ebola vaccination campaign.
Vaccinations are typically regarded as the most important public health advancement in history. So why are they going away?
It's not just the family physician offering advice on whether to vaccinate or not. Parents are also turning to friends, family, books, pamphlets, and the Internet for guidance.