Your Trail Arm is Ruining Your Golf Swing! (The 90° Rule)

Over-flexing your trail arm is ruining your golf swing. The trail arm at the top of the backswing should not flex more than 90 degrees, any more and this will cause the wrists to over extend, and your arms to collapse. In this golf lesson, PGA Pro Kerrod Gray and Toby McGeachie (@TMGOLF) demonstrate a simple way to ensure your trail arm is correctly positioned at the top of your backswing. Hit the Subscribe Button fo...