What Are the Purple Dots On Michael Phelps? Cupping Has An Olympic Moment

Olympics trivia: What has 19 gold medals and a bunch of purple circles?

If you watched a certain swimmer’s Rio Games debut on Sunday night, when he propelled the United States 4×100-meter relay team to a gold medal, you know the answer: Michael Phelps.

While it may look like Phelps and several other Olympians with those skin marks have been in a bar fight, the telltale dots actually are signs of “cupping,” an ancient Chinese healing practice that is experiencing an Olympic moment.

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