This is an excellent exercise for the hamstrings, glutes and lower back when performed properly. When performed improperly, however, it can cause lower back pain and injury. How to do: 1. Stand with a narrow stance, legs, and upper body straight. 2. Slowly bend over until your back is parallel to the floor. 3. Grip a barbell on the floor. Your hands should be … [Read more...] about Glutes Stiff Legged Deadlift