As of this year, Marines have the option of choosing either planks or crunches on their annual physical fitness test. The change, which took effect Jan. 1, follows a 2017 change that let them choose ...

Chances are you've practiced Plank Pose literally hundreds, if not thousands, of times. Regardless of any strong feelings you might have about the pose, you know how Plank should look and feel: ...

You don't need a full hour to sculpt your core. Meg Takacs 6 minute abs workout—which you can do anywhere—will help you get stronger in less than two songs. Welcome to Trainer of the Month Club, our ...

This dynamic plank variation is redefining how Americans build core strength, balance, and upper-body endurance—without ...

Recruits of Company A "war cry" while in the plank position aboard Marine Corps Recruit Depot San Diego in 2012. (Cpl. Eric Quintanillla/Marine Corps) Marines have complained for ages that the ...

The Marine Corps will eliminate crunches from its physical fitness test in favor of planks by 2023, according to a Marine administrative message made public on Thursday. “The plank’s isometric hold ...

Recruits of Company A "war cry" while in the plank position aboard Marine Corps Recruit Depot San Diego May 10. Recruits "war cry" to help keep their motivation high during their physical training ...

Core strength testing has come a long way from the straight-legged, twisting sit-ups used before World War II. We've moved on to bent-knee sit-ups, to crunches and now to the plank pose or hanging ...

Some of the best exercises are only a minute or two but are the most grueling. They will make you sweat, shake, and possibly collapse at the end, but they will tone you up, build muscle, and whip you ...

The Marines are changing how they’ll work the core. Over the next two years, the Marine Corps physical fitness test will undergo two important changes related to abdominal strength tests, eventually ...

It's no secret that your core musculature is one of the most important muscle groups you've got. Your core is way more than your visible "six-pack" abs—it includes muscles that help you stand up ...