Dylan Efron, to Instagram Friday. The hunky siblings looked ripped as they posed in their swim trunks after enjoying a day of boating in Coeur D’Alene, Idaho. While Zac, who wore palm tree and ...

Zac Efron is back on his grind after being hospitalization ... dumbbell presses on an exercise ball while wearing only swim trunks. The “High School Musical” star’s post came one day after ...

Zac Efron flaunted his toned physique as he caught ... The “High School Musical” alum, 35, rocked patterned swim trunks, reflective shades and a bucket hat for the day on the water.

In one photo, Zac went shirtless, wearing only a pair of gray swim trunks with a couple of simple designs on them. He showed off his chiseled chest and muscular arms in the photo, as he looked ...

Watch: Zac Efron Speaks Out After "Minor Swimming Incident ... a pair of weights while lying shirtless in a pair of swimming trunks on an exercise ball on a deck. "Thanks for the well wishes." ...

sharing a photo of himself lifting a pair of weights while lying shirtless in a pair of swimming trunks on an exercise ball. "Thanks for the well wishes." Zac Efron / Instagram Zac’s friend ...

Zac Efron gave fans what they've been looking for ... a pair of weights while lying shirtless in a pair of swimming trunks on an exercise ball on a deck. "Thanks for the well wishes." ...

The longtime actor wore a green baseball cap and dark sunglasses for the day at sea, adding gray swim trunks ... canceled, Zac landed his role in High School Musical. Last month, Efron sparked ...

More information is emerging about what led to Zac Efron’s hospital visit ... of weights while lying shirtless in a pair of swimming trunks on an exercise ball. "Thanks for the well wishes." ...