Joven deportista y deportista con mancuerna y temporizador de pie en el centro deportivo - Foto e imagen de stock

Personal trainer instructing trainee standing on treadmill in gym

Positive young female in active wear enjoying workout for training strength with her boyfriend in gym, smiling woman satisfied with work of professional bearded trainer showing ow to lifting dumbells

Happy strong young female in activewear squatting in gym supervised by bearded male instructor with tablet in hand and smiling at camera

Male personal trainer helping sportswoman to stretching at gym

Sporty young woman suffering from knee pain after injury in gym

Male personal trainer showing digital tablet to sportswoman sitting on fitness mat at gym

Smiling young sporty man and woman in sportswear in the gym, sport, fitness