Plank is the most straightforward exercise out there: you go down on all fours and keep your body straight as long as possible. Or, wait, are you supposed to do planks on your elbows? What about side ...

For the record, an isometric muscular contraction is static, with no movement whatsoever. The plank is among the more popular exercises in the isometric category: Once the body's in position, nothing ...

Your eyes open to bright sunlight streaming through the window and birds chirping outside. You can’t wait to get out of bed. Except you can’t—because of that dang stiff back. Back pain can stem from a ...

While the efficacy of the basic plank hold is often questioned, given the sheer number of plank variations, one of its best replacements often goes under the radar—the reverse plank. It is one of the ...

Hundreds of sit-ups aren’t the key to building a strong and injury-resistant core. Yes, this abs exercise is great at strengthening just that — your abs — but in the abs vs core muscles debate, it’s ...

Your eyes open to bright sunlight streaming through the window and birds chirping outside. You can’t wait to get out of bed. Except you can’t—because of that dang stiff back. Back pain can stem from a ...

A video of a woman doing a plank with three truck tyres on her back has gone viral, leaving viewers stunned and praising her physical strength. Exercising can be a dreadful task for many. While ...

While the plank is an excellent core exercise, several other options can strengthen your core. You can do these bodyweight exercises anywhere, and they don’t require equipment.