If you are looking for a real challenge, then try doing the RKC Plank. Invented by a former Soviet special forces trainer, ...

Strengthen more than just your core muscles with the humble-yet-mighty plank.

I don’t love planks. There I said it. Isometric exercises (or holding one position) are not my thing. I prefer other types of core exercises (hi dead bugs, bicycle crunches, inchworms, or V-ups!) over ...

Why one trainer calls the plank variation "no joke." ...

A fitness expert has revealed how long you should be able to hold a plank for, based on your age. A plank exercise is when you hold your body in a push up position, in a straight line, like a plank of ...

Amy Pattison, founder of Fat To Fit Amy, joined River City Live to share the power of endurance planking and how this one simple move can build strength, stamina, and mental grit at any age. As a fat ...