In TODAY.com's Expert Tip of the Day, a trainer reveals her favorite exercise for a more defined waistline and strong core ...

Core exercises for stronger abs include crunches, teasers, planks, and body-weight squats. A strong core helps improve balance and posture.

Skip ab machines. Build a stronger core after 40 with 4 bodyweight moves: shoulder taps, dead bugs, side planks, hollow holds.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on your core. You can start with these ab exercises ...

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

For overall health, it's important to focus on exercises that work the entire core: the muscles along the spine, pelvis and sides of the torso. These include the abs and obliques, but also the glutes, ...

Many think of the practice as stretching, but deep core exercises in yoga are one of the "most powerful ways to build ...

Core strength isn’t just about looking good at the beach – it’s the foundation of everyday movement and long-term health. For those spending hours at a desk, a strong midsection counteracts the ...

Rebuild strength after 45 with 5 standing moves that train legs, glutes, back, and core, no gym machines required.

Pregnancy does some pretty incredible things to your body, but for many women, it can also leave you feeling a little unfamiliar in your own skin afterward. One of the most common changes is diastasis ...