This no-movement exercise is one of the most reliable ways to measure core endurance, posture control, and spinal ...

How is your core strength? It's an essential part of staying healthy, so health and fitness expert Beth Oliver joined us to take us through a short test and show us how to improve it. Building a ...

Believe it or not, six-pack abs aren't a dead giveaway that you've got a super-strong core. “The truth is, if you get lean enough you will have a great-looking midsection,” says Matthew Uohara, ...