Publication:  Cosmopolitan
Date: Feb 2008
Article: "9 Big Secrets of Male Arousal"
Summary: No matter how well you think you know your guy’s body, clue in to these little-known pleasure principles.
Dr. Sadie Sez: “He Can’t Help but Manhandle When he’s just moments away from the finish line, he surrenders to his most base instincts, which is why he might suddenly grab your breasts or butt, says Sadie Allison, DHS, Author of Ride ‘Em Cowgirl! Sex Position Secrets for Better Bucking. Your guy also craves the same rough-housing from you, says Allison. Pull his hair, and run your nails across his back or slap his butt. Not only is his skin thicker than yours, but during orgasm, his threshold for pain increases. “His body chemicals like oxytocin and endorphins, which act as numbing agents,” says Allison. So don’t worry so much about hurting him. ”