That line is not so clear. For example, it is not that uncommon for medical students to take beta blockers for increased performance during lab practicals and p

That line is not so clear. For example, it is not that uncommon for medical students to take beta blockers for increased performance during lab practicals and patient procedures, or surgeons. There is a murky line between jittery nerves and anxiety. Also, what is to be done about athletes that are diagnosed with ADD? This was a major controversy in esports, although im not sure if those individuals were clinically diagnosed. Modafinil is specifically prescribed to people who need to stay alert during work hours if their schedule has a disruptive sleep routine. The 24 hr Le Mans is certainly disruptive to one's circadian rhythms. This may be a nonsense scenario, but what about transgender men powerlifters or bodybuilders who regularly need to take testosterone to conform to their gender identity? Should they have their own class? If we allow them, since natural production is over a wide spectrum, it becomes difficult to say what the threshold is. From their perspective, it maay seem unfair that they are limited while people like Arnold Schwarzenegger naturally produce large amounts. Kobe Bryant used plasma therapy to quickly heal his Achilles tear. NFL teams use hyperbaric chambers to improve injury recovery speeds. Robin van Persie uses horse placenta to recover from muscle injuries. It doesnt matter if the sport is based on skill(pool), pure strength/speed, or mental acuity(chess, go). Your genetics can confer advantages in all 3.