The following information is based on a report originally published by A Midwestern Doctor. Key details have been streamlined and editorialized for clarity and impact. Read the original report here.

Vaccines didn't end infectious disease—engineers did.

Clean water, working plumbing, and the end of sewage in the streets did the heavy lifting.

Then vaccines swooped in and took the credit.

But what about polio? You won't believe how they sold that miracle to the world.

This report breaks down the biggest lies used to push vaccines—and what really made all those polio cases disappear.