Men’s Health rallies for the U.S. Open with seven quick tips from "some of the top tennis pros in the country." Because Geezer’s game would improve with seven tips from some of the worst tennis pros in the country, he’s paying attention. Perhaps you should too. Favorite tips: Stand up straight and track the ball with your eyes, not your entire head; When serving, the tighter your grip, the less racket head speed you generate; when playing the backhand, turn early and point your shoulder at the contact point. Read more tips, or play the rest of your life in the Geezer league.