You don't get the muscle tension and strain that comes from supporting your weight in the man on top position, and you're not distracted by the rampant excitement of, say, the rear entry sexual position. Clearly, this is a massive advantage for any man who wants to know the art of ejaculation control. A further variation is when the couple lie on their sides facing one another. Tracey Cox — Kama Sutra. Masturbation is seriously disordered.