Lie on your back. Move your shoulders and your feet up from the ground only with your core strength. Try to bring your lumbar spine towards the ground.
Categories: Lower Abs
Abs
Negative Crunch
Lie on your back, chins and thighs are in 90 degrees or slightly more, also your thighs and your upper back are 90 degrees or a little bit more. Arms are next to your body. Read more…