Lie on your back with one foot on the ground and one lifted toward the ceiling. Push through your grounded heel to raise your ...

Gym Smarts: Lower Body Hamstring Curls. This machine is called the hamstring curl. Could for working out the hamstrings. I am going to show you the proper way and improper way to use it.

We're going to do each exercise for 45 seconds with ... Now we're going to move on to hamstring curl. Lie back, heels on the ball. Raise up, nice, straight body. Keep it nice and straight.

Carson also advises preceding this exercise with some foam rolling ... Why it works: Doing hamstring curls with a stability ball allows freedom of movement through the quad, and you can do ...