Mujer haciendo ejercicios con balón de equilibrio en el gimnasio. Balón de equilibrio mejora la estabilidad y equilibrio en las mujeres. Imagen conceptual de un estilo de vida saludable. Fortalecimiento muscular y mejora de la postura - Foto e imagen de stock

The trainer explains to the newcomer girl how to exercise on the in the gym. A pumped-up teacher helps a thin woman athlete to rehabilitate and achieve success. Training with a personal trainer.

Beautiful young woman doing fitness in the gym. Girl uses fitball exercise, expander, hemisphere

The trainer explains to the newcomer girl how to exercise on the in the gym. A pumped-up teacher helps a thin woman athlete to rehabilitate and achieve success. Training with a personal trainer.

Beautiful young woman doing fitness in the gym. Girl uses fitball exercise, expander, hemisphere

Beautiful young woman doing fitness in the gym. Girl uses fitball exercise, expander, hemisphere

The trainer explains to the newcomer girl how to exercise on the in the gym. A pumped-up teacher helps a thin woman athlete to rehabilitate and achieve success. Training with a personal trainer.

Training legs in the gym. Attractive fit woman doing lunges with discs from the barclose up

Beautiful young woman doing fitness in the gym. Girl uses fitball exercise, expander, hemisphere

Sport, fitness, bodybuilding, weightlifting and people concept - close up of woman flexing arms with dumbbell in gym

European girl in a light tracksuit doing yoga in the park in the afternoon in the summer. Gymnastics in nature. Thin woman outdoor.