Before all the scandal broke out I remember people were taking about how in shape Tiger was and a couple of small articles wondered if he used PEDS. It kinda got dismissed cause its golf..but if something was to come out, it wouldnt be shocking, just unusual because you'd see bigger sympthoms of it in his features.
Usain Bolt its possible but we dont know yet.
Of course people also have wondered about NBA players even though it wasnt common before but if it came out that Lebron used PEDs, I wouldnt be surprised. Hope not though. Simmons did a podcast on it years ago in regards to the development of NBA athltes and how its more to do with training and conditioning improving