For most of us, planks don't typically last a long time. Your core starts shaking, your arms start wobbling, your abs are on fire — about 30 seconds in, your body is yelling at you to wrap this up.

The Copenhagen plank is a challenging core variation that adds elevation to a side plank and mimics a running mechanics for ...

Planking is a great way to add strength-building to your exercise routine. Variations exist to help people of all ability levels. Maintaining a strong core is important for improving stability, ...

You can strengthen your core by holding planks longer and trying different plank moves. Try avoiding common plank mistakes like dropping your hips or holding your breath. There are also several plank ...