By The Associated Press Michael Phelps Purple Circles - Getty - P 2016 After ... waving and pointing with a golden smile on his face.

And what about 31-year-old Michael Phelps, who has racked ... Just as memes of "Phelps face" have hit Twitter and the Instagram, so have photos of purple-spotted Phelps. So what exactly is cupping?

While he did it, millions of Americans watching at home saw several purple dots on his back and shoulder.VIDEO: Learning how how Michael Phelps got those circular bruises Some kind of new tattoo?

"Phelps Face" is the deathly glare that Michael Phelps shot at South African rival Chad Le Clos before beating him in the 200-meter butterfly at the Rio Olympics. Well it turns out that Phelps was ...

Michael Phelps of USA dives to start.(REUTERS) While he did it, millions of Americans watching at home saw several purple dots on his back and shoulder. Some kind of new tattoo? Did he take a nap ...

Michael Phelps reached down to help anchorman Nathan Adrian out of the pool. While he did it, millions of Americans watching at home saw several purple dots on his back and shoulder. Some kind of ...