Portrait d'un garçon souriant tout en s'échauffant, faisant de l'exercice avec d'autres enfants et entraîneuses dans une salle de gym. Sport, mode de vie sain, concept d'éducation physique. Plan horizontal. Concentration sélective - Photo & image de stock

Full length shot of kids working out using resistance band in gym together with female trainer. Sport, healthy lifestyle, physical education concept. Horizontal shot

Full-length shot of teens, boys and girls warming up, exercising with female trainer in gym. Sport, healthy lifestyle, physical education concept. Horizontal shot. Web Banner

Kids working out using resistance band in gym together with female trainer. Sport, healthy lifestyle, physical education concept. Horizontal shot. View through the glass

Full-length shot of female trainer controlling, looking after kids, while they are jumping rope in gym. Sport, healthy life, physical education concept. Horizontal shot. Selective focus

Portrait of a girl smiling at camera while warming up, exercising together with other kids in gym. Sport, healthy lifestyle, physical education concept. Horizontal shot. Selective focus

Cropped shot of woman doing fitness TRX training exercises at industrial gym. Straps, crossfit group workout concept. Horizontal shot. Selective focus

Athletic young woman using a ball while having workout on a mat at industrial gym. Group training, teamwork concept. Horizontal shot

Full-length shot of diverse men and women working out together in industrial gym. Group training concept. Horizontal shot. Selective focus. Web Banner

Focus on foreground of concentrated black girl doing exercise with weight disc with blurred women on fitness mats and trainer in gym. Healthy lifestyle. Multiethnic women and man wearing sportswear

Happy young girl and man athletes clapping hands while training together on urban sport playground. Healthy lifestyle and street sport concept

Young woman in black sportswear looking focused while working out in industrial gym. Group training concept. Horizontal shot. Selective focus

Young woman stretching her body while doing fitness TRX training exercises at industrial gym. Straps, group workout concept. Horizontal shot. Selective focus

Male trainer looking at multiracial girls doing plank exercise on fitness mats in gym. Concept of healthy lifestyle. Young women and serious man wearing sportswear. Modern fitness center at sunny day