Add Yahoo as a preferred source to see more of our stories on Google. When it comes to building core strength, crunches have fallen out of favor and the plank is now considered the gold standard.

A staple of many core workouts, most runners will be familiar with the side plank exercise. But you may be surprised to learn that it's one of the best exercises you can do for working your deep core.

A plank teaches you to breathe under stress and stabilise instead of collapsing. It improves pain, posture, energy, and ...

Once you’ve mastered forearm planks and side planks — two staple variations of the ab exercise — it might be time to take things up a notch with side plank dips. This combo core move challenges your ...

Variety is the spice of life, and that includes your core workout. So if your traditional plank hold (albeit effective) is feeling a little stale, add some heat with a side plank. “More balance, more ...

The moment your muscles engage and you lift up into a plank, that’s when your brain will start inundating you with questions like, “How long should I hold this plank?” or “Is it almost over?” — and ...