3 People Who Probably Saved Your Life

Today we are talking about 3 scientists who, through their collective inventions and discoveries, have saved millions of lives. Hosted by: Michael Aranda Annotation How Measles Made a Comeback ---------- Support SciShow by becoming a patron on Patreon: ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn’t make SciShow without them! Shout out to Justin Ove, Fatima Iqbal, Linnea Boyev, Kathy & Tim Philip, Kevin Bealer,