crunches

Bodybuilder Alex Stewart details the anatomy of the abdominals and core and presents you with five effective workouts that can help you build a thick six pack. Six pack, 8 pack (genetic freaks), washboard, whatever you want to call it: your core is the center piece for any muscular physique. It...

What's so bad about basic crunches? "They don't challenge your deep core muscles, which provide support for a body in motion," explains celebrity trainer Kira Stokes, creator of The Stoked Method and Stoked Series classes. Here, five nontraditional moves from Stokes to build a better core...