How to do the perfect side plank, and how to make it easier (and harder). Planks are hard. Even just 30 seconds in plank position can feel like an eternity. But as challenging as planks are, side ...

Another week, another plank challenge — we just can’t seem to get enough of them at Tom’s Guide. As my colleague recently said when trying planks with knee taps every day for a week — the exercise can ...

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.

The Copenhagen plank is not your typical core move—it’s a side plank variation where you put your top calf on an elevated ...

While the standard plank is widely incorporated into core workouts, the side plank is often overlooked. This variation of the plank targets the obliques, the muscles that run along the side of your ...

When it comes to ab workouts, there’s a nine out of 10 chance they will involve some sort of a plank. The move is a staple for good reason: They’re challenging and certainly bring the burn to your ...

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 ...