So the old-school cornerstone of P.E. is an exercise known as jelqing: gripping the base of the partially erect penis with the thumb and forefinger in a tight OK sign, and pulling upward to the head...
"For there to be permanent lengthening," he says, "there has to be some breakage in the covalent bonds of the collagen." This takes a great deal of time; some men report gains in as little as a month, some slave over their penises for a year or more without seeing any significant progress.
I don't care what this article says--though you should read the whole thing, because it's a fucking hoot!
But here's where you know, for a fact, that "P.E."--penis extension --is a myth. It's right there. In print.
No man, ever, in the history of the world, no matter how many times he had to do it, has ever described gripping his penis and pulling it upwards, even for a year or more, as "slaving" over it.
In fact, most men, if they were honest, would characterize every single "P.E." exercise regimen described in this article as "highschool".