Schattig vooradolescent jongen in blauw sportkleding stretching en training op fitness bal, kind sport - Stockfoto’s en -afbeeldingen

Young boy performs exercises in the gym.

Smiling girl in striped shirt doing exercise on grey ball during rehabilitation in hospital room

Cute smiling girl sitting on fitness ball while mother exercising

Cute little boys exercising on fitness balls and smiling at camera on white

Group of preschoolers in colorful sport clothes exercising on fitballs while PE lesson. Engaged children carefully performing stretching exercises on large balls.

Teenage boy looking at female trainer while sitting on exercise ball in gym. Focus on a caucasian boy. Sport, healthy lifestyle, physical education concept. Selective focus