If you're short on time but want maximum results, the bear plank may be one of the most effective core exercises for improving running performance, stability, and total-body strength.

Forget everything you thought you knew about the plank, as the gymnast plank is about to change it. This killer variation ...

What if I told you that there's a lunge variation you can try to build a strong set of legs, hips and core muscles with very ...

When I first started running, I thought that a solid core workout involved blasting through some crunches and sit-ups, then checking for any signs of visible ab definition. It turns out that I had ...

A CSCS coach shares 6 standing core exercises after 50 that build strength and balance with no crunches or floor work.

This lunge variation builds a stronger core, hips and legs using minimal equipment.