The reason for that pain in your back, hip, knees or even your shoulders? It could be dead bum syndrome - silly name, but ...

Tighten your abs, pulling your belly button in toward your spine and making sure to engage your core throughout the exercise. With your hands placed ... your arms back up into the air. Repeat 10 times ...

Your core training routine needs to evolve beyond bodyweight. Whether your goal is to train for aesthetics or performance ...