How is it possible for guys to go from couch to 5 miles
or
3 rounds to 6 rounds in boxing
Whenever I just train until I can't run anymore I always plateau
What am I doing wrong to improve my endurance?
I mean if there are old people doing marathons.. I should be able to do it too
>>42817515
I don't even know man but why are you posting my wife
>>42817560
cause anal will cost ya a quarter extra
but mostly because i want to increase my endurance