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

A weak core could increase your risk of lower-body injuries and keep athletes on the sidelines. Let’s explore the research.

Pilates has become the go-to workout for building functional strength and flexibility while being gentle on your joints. In particular, "Core engagement and strengthening are fundamental parts of any ...

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

Sit-ups and crunches both target your core muscles, but work differently. You can use both exercises to build strength, endurance, and control.

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

"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 ...

Case in point: You rely on your core muscles to carry you through the miles. And research shows that core strength training can improve the force you put into your steps, your overall energy transfer, ...

Build stronger core in 8 minutes with a bodyweight routine that beats long gym workouts and supports posture and balance ...

This exercise involves throwing a medicine ball across your body into a wall, engaging multiple muscle groups in the process. Unlike standard core exercises that isolate the abdominal muscles, this ...

A doctor said powerlifting helped her boost her mood and energy while building muscle. She said two exercises can save you ...

Here, discover the top strength-training exercises that Bowers said he recommends to all his over-50 patients—though anyone ...