Comment by richardw

The same ethos added to pro cycling is pretty much considered cheating but I’d guess not in the inner chambers. Fair game as long as you pass the tests? Draw oxygenated blood out and put it back in halfway through a tour. Now that’s called blood doping. Rinse and repeat, for decades:

https://en.m.wikipedia.org/wiki/List_of_doping_cases_in_cycl...