active leisure aerobic spend african lifestyle american small baby gym best dad body workout care hands carpet living child family childhood friend couch floor daddy daughter doing motion effort upbringing encourage fatherhood energetic push exercise muscle fit together fitness sport fun training girl happy gymnastic movement health love home press house healthy indoors father joyful person kid athlete little brother man black mixed ethnicity offspring easy older biracial people build positive parent power strong preschool teach press-up bodybuilding push-up race day relatives practice repeat sunlight room sofa smile play sportive parenthood stepfather physical strength imitate two arms