Photo by Renato Ganoza on Flickr.
Viewers of the 2016 Summer Olympic Games in Rio de Janeiro, may have found themselves pondering two burning questions: How do those swimsuits that the male divers wear not come off when they hit the water, and what are those painful-looking red circles all over the swimmers’ bodies?
The answer to the first question remains a mystery, but those confounding circles are caused by “cupping,” a 1,000-year-old Chinese healing practice that, among