The Vegetable World's Ugly Duckling: Celeriac. Celeriac -- also known as celery root, knob celery and turnip-rooted celery -- is cousin to anise, carrots, parsley and parsnips. In winter, it's a great alternative to potatoes and other starches. Jack Staub.
As part of their 60 or more minutes of daily physical activity, children and adolescents should include muscle-strengthening activities, like climbing, at least 3 days a week and bone-strengthening activities, like jumping, at least 3 days a week.
1 Children and adolescents should do 60 minutes (1 hour) or more of physical activity daily. 2  Aerobic: Most of the 60 or more minutes a day should be either moderate-or vigorous-intensity aerobic physical activity, and should include vigorous-intensity physical activity at least 3 days a week.