Una entrenadora personal y una deportista morena realizan sentadillas de forma sincrónica en un gimnasio bien equipado. - Foto e imagen de stock

Attentive male coach making sure slim lady has right positioning for doing weight-lifting

Back view middle-aged woman with short blonde hair exercising on weight machine. Personal trainer watching woman training next to aged man. Seniors exercising together.

Caring sports instructor backing up young lady while she squatting with a barbell

Happy smiling couple of pretty woman or cute girl with sexy buttocks and handsome man with muscular body training in sport gym at black trainer with metallic dumbbells

Side view of couple exercising with dumbbells together at gym

Experienced fitness instructor assisting young woman with proper way of weight-lifting

Young sportswoman in leggings and sneakers doing sit ups with weight disk in gym

Cropped view of sportswoman in leggings training with power rack in gym

Athletic sportswoman in leggings doing sit ups with weight disk in gym

Athletic sportswoman in leggings lifting power rack in sports center

Athletic sportswoman training with power rack in sports center

Sportswoman in top and leggings excersining on leg extension machine

Young sportswoman looking at camera while training on lat machine in gym

Partial view of sportswoman working out with power rack in gym

Selective focus of african american girl with tattoo training on fitness machine in gym

Back view of athletic sportswoman doing back and arms extension exercise on lat machine