Oleinik undergoes 26 successful doping tests

MMA veteran and UFC heavyweight Alexey Oleinik is a "clean" fighter. He underwent 26 successful doping tests by USADA. The Boa Constrictor wrote a post in the social media, in which he said that he has successfully passed his 26th test.

"25 tests by USADA, I'm clean. We prove that work is in the first place, rather than external aid (I've passed 26 tests for today)," Alexei wrote in his Instagram.