Hazardous History with Henry Winkler

Remember when "everybody's doing it" was reason enough to dive in headfirst? From gravity-defying flagpole sitting and phone booth cramming, to pet skunks and goldfish gulpers, we reveal the wildest crazes that once swept the nation.

Remember when looking your best meant risking life and limb? From dentures that could explode at the dinner table and stiff shirt collars that strangled us to death, the pursuit of the perfect look once pushed us to surprisingly dangerous lengths.