Originally Posted by
SunSwingsLow
Endurance is easier to maintain than outright youthful power. But its clear that elite athletes only have a certain dominance window and I would agree with that window being about 6-8 years.
I could probably agree with that, though even sprinters themselves admit their lifespans at the top tends to be short. That said, I have no reason to believe with the right leadout that Cav won't continue his winning ways for at least another 2 years. You can never know from year to year.