i think you read to much mate, things aint black and white , exertion , like when kids come in from being out side all day and fall straight to sleep, twins ,ones sat on his fat ass on a computer all day the other helping out on the farm from a young age ,would there be a difference. as iv said before your whole body adjusts to what you do when your young , it most be right because when i was young i could never get a girl friend and iv always been none as a wanker to mates
Perhaps you should read more,and then you might learn to make a bit more sense when you write. Things are fairly black