What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between your ...

After 50, building and keeping muscle becomes more about working with your body than pushing against it. Hormones change, ...

The back consists of large, complex muscles that support your trunk and spine. There are many types of back muscles, and they are all essential, helping you walk, bend, twist, and hold your body ...

Unlock a professional trainer’s periodized resistance program designed to trigger progressive overload, master compound lifts ...

No gym? No problem. Bodyweight exercises are an excellent way to train your back muscles when your access to weights is limited or you’re looking for a way to change up your workouts. Using your body ...

Work smarter, not harder.

Plus, common mistakes to avoid.

Building and maintaining muscle mass is important for everyone, regardless of age — and one of the strongest predictors of long-term health.

Planks can help work your core muscles, as well as your upper and lower body. There are different types of planks that may have slightly different benefits. The plank is a classic exercise that works ...

Try arm exercises to build muscle after 50, a daily plan designed by Jarrod Nobbe, MA, CSCS, using bands and bodyweight.