It's easy to take a pill when we aren't feeling well. But did you know that the art of making medicines goes back thousands of years? Early remedies weren't always so easy--or effective. Some seemed downright disgusting. Wine infused with a venomous snake was used to cure fatigue and hair loss. Snail slime soothed burns, and a mixture of ear wax and mud treated headaches. Discover more about how medicine was practiced centuries ago and how, eventually,...