How long can you hold a plank — and how does it stack up to others in your age group? That’s the question that was posed on "Fox & Friends" Thursday morning, when co-hosts Brian Kilmeade and Lawrence ...

There are a lot of specific exercises which are targeted to burn the fat around the waistline. One particular exercise that is said to be super effective is the plank. A plank hold engages multiple ...

Plank is the most straightforward exercise out there: you go down on all fours and keep your body straight as long as possible. Or, wait, are you supposed to do planks on your elbows? What about side ...