While Zac Efron's fans might be familiar with some ... As much as Efron had wanted to drop the muscle after "Baywatch," he ...

Zac Efron's jaw surgery was actually due to an injury from a household accident, not plastic surgery. On his trip to ...

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.