“Ask Your Grandparents Why.” is a series of three films that reinforce the fact that vaccines have made the world so safe, particularly in the US, that people feel they can now question their efficacy. Most of today’s vaccine-hesitant population was not alive when diseases like smallpox, polio and rubella ravaged our country.

Featured on The Philadelphia College of Physicians’ website, TheHistoryofVaccines.org

Written, and Edited by: Win Brooks