If you need a little variety, strength coach Jim "Smitty" Smith, C.P.P.S., owner of Diesel Strength & Conditioning and Men’s Fitness advisory board member, shares his favorite plank variations and ...

Build a stronger core without the floor. This 12-minute standing routine challenges your abs, balance, and posture—perfect ...

When done right, Russian twists strengthen your entire core, improve stability, and define your midsection without risking ...

The main muscles recruited when performing a pullup are the back (specifically the rhomboids and lats ), arm muscles ...

Planks are widely considered by fitness experts to be a fantastic exercise to strengthen the muscles in your core and elsewhere, no matter your age or physical fitness level. There are numerous ...

"Combination lifts like pullups with knee-ups are one of the best ways to get a lot done in a short amount of time," Smitty ...

Over 45? Hold a forearm plank for 90 seconds with solid form—why it signals elite core strength and how to build up.

You probably don’t think much about your core when you’re running—until something starts to hurt. Maybe it’s your back after a long run. Maybe your hips ache every time you increase your mileage. Or ...

Functional strength training involves exercises that mimic everyday activities, such as climbing stairs. It aims to improve people’s movement in their daily lives or their performance in certain ...