Joven hombre de fitness hispano en el gimnasio haciendo ejercicio, haciendo pull-ups en la barra horizontal. Vista trasera . - Foto e imagen de stock

Man doing exercise with iron dumbbells for good back. He sitting on chair in comfortable keep-fit studio

A closeup shot of an athletic man doing the exercise at the gym

Man doing bodybuilding sport by exercising lifting dumbbells in fitness club or gym

Young fit men doing strength training, exercising with dumbbells in modern gym.

Young fit men doing strength training, exercising with dumbbells in modern gym.

Unrecognizable young fit man doing strength training, doing squats with kettlebell in crossfit gym

Young fit men doing strength training, exercising with dumbbells in modern gym. Copy space.

Fit hispanic man doing strength training, exercising with dumbbells in modern gym.

Unrecognizable young fit man doing strength training, doing push ups on kettlebells in modern gym.

Senior man in sports clothing in gym working out with weights. Close up of hands.

Young man in modern crossfit gym, standing. Rear view. Copy space.