Get your stopwatch out.

Add Yahoo as a preferred source to see more of our stories on Google. Ah, the plank. It may just be one of the most intimidating exercises. Anyone who has shook their way through one knows that the ...

Planks are a simple, equipment-free exercise that strengthen your core, improve posture, and protect your back ...

This includes muscles like the diaphragm, pelvic floor, internal obliques, and abs, according to Dean. Doing planks keeps ...

The world of fitness has crowned a new champion in core training, and it’s not the traditional sit-up. The plank, a deceptively simple exercise, has captured the attention of fitness enthusiasts ...

Forearm plank extensions work both your core and your glutes for a challenging exercise that you can throw into any strength training routine Nike trainer, Reiki practitioner, and meditation ...

Bed core workout after 60, guided by a DPT and Pilates instructor. Do this 8-minute routine to build strength fast.

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Psst: it's not another plank.

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Ah, the plank. It may just be one of the most intimidating ...