Cuckold sex watching my wife in bed riding on top of another man. Same problem as Lonnie. Your man just needs to simply lay on his back while you straddle him with your legs either side of his waist so that your knees are on the bed. To be be perfectly honest and frank with you, the most important thing you can do is talk to your man about these things. One way to lose your stamina is to cut out any type of masturbation. My guy says he likes the up and Girl swirls hips while riding dick instead of back and forward except that feels a little awkward to me.