Originally Posted by
chinarider
Maybe if you're talking about the ability to have multiple ejaculations, but I think the average male is significantly stronger at 28 than 18 (not sure if this holds true for females).
That is due to training.
All else equal, a guy who starts hard training at 18 vs. a guy who starts at 25, the younger guy will be further ahead 5 years down the road.
Oh and I believe you meant "unintentional" rather than "multiple" in that first sentence.