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 ...

Crunches, or V sit-ups ... Sit so your thighs and upper torso form a V-shape, with your lower legs crossed and lifted. Hold a 5-pound medicine ball (or dumbbell) between both hands.