Raiders star wide receiver Antonio Brown got frostbite on his feet after a cryotherapy mishap.

Raiders  53 million-dollar wide receiver, Antonio Brown, has been unable to participate in most of training camp this year, and we finally know why. 

Yesterday, Brown took to Instagram to show off exactly what's been going on with him, and it's pretty gross. According to Pro Football Talk, his feet were frostbitten from using a cryotherapy machine without the proper footwear. When's the last time you heard about an NFL star having frostbite?

Instagram story from Raiders wide receiver Antonio Brown showing his frostbitten feet.

Not very appealing, but his feet are definitely a peeling.