And no ordinary variation, either. A reverse crunch, but with added leg lift (or hip raise). Variety upon variety. Ain’t life grand? What is the reverse crunch with a leg lift? The crunch is an ...

This quick but effective routine targets your abs, obliques, and lower back. Follow this trainer's demonstrations and get ...

Extend your left leg to 45 degrees, and keep your right knee bent. Lift your head and shoulders and move the dumbbell to the outside of your right knee. Press into a crunch with a twist.

Discover five powerful full-body workouts that target your core and build strength, power, and stability. Upgrade your fitness routine with these exercises.