The reverse crunch is a simple core exercise that targets those hard-to-hit lower abs — without straining your neck and back.

And so it was with great enthusiasm that I took on the challenge of a variation on the standard crunch. And no ordinary variation, either. A reverse crunch, but with added leg lift (or hip raise).

The workout routine for 6-pack abs includes reverse crunches, woodchoppers, weighted crunches, and serratus jabs. Detailed instructions and proper form are given for each exercise, targeting ...