Most people agree—aside from building bigger arms and bulging pecs, there's nothing that screams I'm in shape than abs. While a six-pack starts in the kitchen (even more so for an eight-pack), cable ...

The reverse crunch is a challenging core exercise that primarily hits your rectus abdominis, the muscle in your abdomen that makes up your “six-pack.” It’s a simple exercise that you can pick up in ...

Welcome to Start TODAY. Sign up for our free Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Many people don’t use correct form when doing core ...

Looking to amp up your core workout with a move that really targets those stubborn lower abs? Enter the reverse crunch. This exercise zeroes in on those hard-to-reach lower abdominal muscles, helping ...

For core workouts from Stephanie Mansour — plus fitness challenges, walking podcasts, meal plans and inspiration — download the Start TODAY app! When it comes to toning the abdominals, many of my ...