Connor McGregor My Fav Natural UFC Fighter! https://t.co/2GQKyKas5h
— nick diaz (@nickdiaz209) February 21, 2016
PED use in MMA is an ongoing issue when fighters are risking suspension or a possible lifetime ban, one would think this would be enough to discourage possible PED offenders in the sport of MMA.
Check out the re-tweet that Nick Diaz sent out, discussing the effects of some of the known performance enhancing drugs taken by athletes in various sports.