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 ...

A simple yet powerful movement widely recommended by U.S. trainers to target the lower abs, improve core stability, and ...

A lot of people tend to pull their necks forward with their hands while crunching. Our core muscles are essential to everyday movement; we need them to walk, sit, and to lift and carry things. If you ...

The humble crunch has dominated core training routines for decades, appearing in everything from military fitness tests to celebrity workout videos. This seemingly simple exercise promises a path to ...