The plank is one of the most commonly performed core-strengthening exercises, and whether you're getting your heart-rate up at Barry's or at home (using a Class FitSugar video, per chance??), there's ...

This simple move can transform your core, posture, and overall strength—no equipment required.

You’ve seen those viral social media challenges. Someone holding a plank for what seems like an eternity, face contorted in agony, body trembling, all while the clock ticks mercilessly onward. Maybe ...

How long does one expect to remain perfectly motionless on his or her forearms before the trembling begins? The plank may seem to be like a simple hold, but then it turns into a test of control of the ...

If you’ve ever tried to hold an abdominal plank during a workout, you know how challenging it can be even for just a few seconds. For many people, doing a plank — which is when you support your body ...

Add Yahoo as a preferred source to see more of our stories on Google. Margot Robbie, pictured here on the set of the "Barbie" movie wearing a pink and white gingham dress, trained with David Higgins ...

Fitness experts say people should be able to hold a plank for anywhere from 20 seconds up to two minutes, depending on their age. An 80-year-old Florida man has blown that goal out of the water, ...

This Barbie can really hold a plank. Well, at least the actress who plays her sure can. According to the Barbie movie's trainer David Higgins, Margot Robbie can hold a plank for four minutes and ten ...