From PEOPLE Magazine Click to enlarge
ZAC EFRON

The 23-year-old emerges from an early-morning swim in Maui.

JESSE WILLIAMS

As a doc on Grey's Anatomy, the actor, 30, reveals his extremely healthy torso.

ALEX O'LOUGHLIN

The Hawaii Five-0 star, 34, shows what he's got on the set of The Back-up Plan.

TREVOR DONOVAN

The 90210 star, 32, gets ready to hit the surf in Malibu.

DEREK HOUGH

The dancing pro, 25, proves he's a lean, mean running machine in Los Angeles.

CHAD OCHOCINCO

Tattoos line the chiseled physique of the 32-year-old football star.

CHORD OVERSTREET

The 21-year-old flashes his abs during Glee's Rocky Horror episode.

MARIO LOPEZ

The Extra host, 37, goes for a jog in Burbank.