strength total workout how to avoid injuries start on your knees — feel free to use a pad or yoga mat for cushioning the entire exercise bone in and under to create a spinal flexion - maintain this bracing form for the duration of the exercise slightly to each side to create more tension in the lateral part of your abs at no point should you arch your back or hyperextend your hips • once you extend to a point where you can't go out then start to roll back by pulling from your abs and not your arms trojan exercise wheel with foam game
