The capitulum bone, situated in the elbow, is essential for arm movement and stability. Strengthening this bone and the ...

Here’s how they pull it off. From Zac Efron's beach-ready 'Baywatch' celebrity workout to Henry Cavill's 'Superman' training plan, these are the camera-ready muscle-builders you clicked on the most.

Your tricep muscles contract and pull, while your bicep muscles relax, causing your arm to straighten back out. You can find antagonistic pairs in your legs too. Just extend and curl and see which ...