Swearing, cursing, cussing, giving somebody the finger…they’re kind of ubiquitous these days, but they’ve been around for thousands of years. And now researchers say that yelling out your favorite four-letter word can even lower your blood pressure. But where in the &^%* did it all start and how has it evolved?

The Backstory: The Origin of the Most Famous Tongue in Rock and Roll
08:03

The Backstory: The Real Life Painful Origin of Barney Fife
08:05

The Backstory: The Tylenol Murders
08:45