Conor McGregor Is The Most Steroid Tested Athlete In Combat Sports Today.

The USADA Doping agency has updated their list of UFC fighters being tested for drugs and steroids and on top of that list is UFC two division champion Conor McGregor who has been tested a total of 37 times. More than any other athlete on the roster with Holly Holm coming in at a close 2nd and Yoel Romero at #3. Check out the full list below.