How Planks Strengthen the Abdominal Muscles. In a plank, you’ll predominantly be using the transverse abdominis and rectus abdominis muscles of the abdominal wall, says Cameron Yuen, DPT, CSCS ...

The cat-cow stretch is a gentle flow between two poses that improves flexibility in the spine. Start on all fours with hands ...

A personal trainer shares the "tuck crunch" exercise as an alternative to planks if you want to build a strong and stable core while remaining low impact on joints.

Ditch planks for a 6-minute Pilates core finisher that targets deep muscles fast, boosts stability, and enhances posture.

Reverse planks target the back of your body (also known as your posterior chain), working muscles like your hamstrings, ...

Florida man Bob Schwartz, 80, sets record by holding a plank for 50 minutes at Ocean Reef Fitness Club, showcasing ...

Over 40? If you can hold a plank this long with perfect form, your core strength is top-tier. See where you stand.

When it comes to core exercises, the plank is the where it's at. Try these plank variations to modify the exercise or increase the challenge, or simply to spice up your next workout.

A high plank will work most of the same muscles as a forearm plank. But Chandler says your arm muscles will also get a challenge, while your core and lower back won’t get quite as fired up.

Are you looking for a new core training challenge? Take your abs strength to a whole new level with wall bear holds—and thank ...

Get age-specific plank duration goals and understand how different plank variations target specific muscle groups, as "Fox & Friends" hosts face off in a planking challenge.