The last nutrient in this section by no means is the least important. The human body is 50 to 70 percent water. A child needs to drink a minimum of 5 cups, or 1>4 quarts, of water a day; adults need a minimum of 8 cups. Most children drink exactly what they need according to how thirsty they feel. Keep fresh, cool water available for your child so that he doesn't turn to fruit juice or soda when he's thirsty. Water comes from many sources in addition to a glass of water; for example, all foods contain some water.
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