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, ...

If your abs are sore after running, you’re likely working different muscles than you normally do. Other factors could include ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

These deep core exercises will target the most important, but often neglected, part of your midsection to reduce back pain and improve posture. Instead, learn which muscles make up the deep core and ...

Learn how to slim your waist with side reaches, a simple, no-equipment exercise that targets your obliques and strengthens ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Both running and swimming are great forms of cardio, engaging your muscles, boosting heart health, ...

Planks are one of the most effective exercises for strengthening your midsection, as they target all of your major core muscles: the transverse abdominis, rectus abdominis, external obliques and ...