Both workouts can fit into a challenging exercise routine, but experts say one is the clear winner for building muscle.

Stiff shoulders can sneak up on you, whether you’ve been hunched over a laptop all day or carrying kids and groceries around.

Fitness Pro Superhuman Troy performs an upper body workout that builds mass across chest, back, shoulders, and arms.

Thanks to the turned-out leg position, frog presses quietly work the glutes and inner thighs, helping stabilise the hips ...