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.
Lower levels of physical activity, both in organized sports and at play, account for a lot of the rest, they say. U.S. health authorities say children should be getting 60 minutes of active play a day, but only one-third are getting that.hildren are much less likely to walk, bike or skate to school than they were in the 1970s, at least in the U.S., Canada, Australia and the United Kingdom.