Sorridente bambino mostrando bicipiti e divertirsi a casa - Foto e immagini stock

The 10-year-old has made decisions and exercises his arm and chest muscles with dumbbells. He takes care of his fitness.

Great achievement. Upbeat pre-teen boy kneeling on the sofa and raising his hands in a gesture of triumph, having won a game on his phone

Woman in formal clothes and with camera in hand standing inside of empty room with man and little boy that running and having fun.

Happy smiling boy sits in new apartment

Little boy in retro pilot uniform running with toy plane indoors.

Little adorable pensive boy sitting in armchair and looking away at home

Happy little kid with his father showing muscles at camera

Boy doing sit-ups while trainer holding feet

Man doing push ups with boy on his back

Boy with young man, his trainer or father sitting on floor at fitness center

Boy giving high five to his adult friend at fitness center

Little boy in red superhero costume sleeping on sofa

Boy with young man, his trainer or father sitting on floor at fitness center

Boy training with dumbbell together with coach at fitness center