According to a fitness expert at Lifetime in New York City, how long you should be able to hold a plank for varies given how ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Planks are a go-to exercise for delivering full-body benefits with zero equipment. “If done correctly, ...

There are various things that can denote your fitness level and whether it is where it needs to be. Now, a fitness expert ...

Fitness fads may come and go, but there’s one aspect of strength training we can all agree on: a strong core never goes out of style - and for this, I'd recommend the side plank exercise every time.