10 Minutes to Your Flattest Belly Ever: glider pike, glider jacks, atomic crunch, alternating toe touch, runner’s crunch with a

10 Minutes to Your Flattest Belly Ever:  glider pike, glider jacks, atomic crunch, alternating toe touch, runner’s crunch with a

10 Minutes to Your Flattest Belly Ever: glider pike, glider jacks, atomic crunch, alternating toe touch, runner’s crunch with a twist.