Nutrition
The taking in and use of food and other nourishing material by the body. Nutrition is a 3-part process. First, food or drink is consumed. Second, the body breaks down the food or drink into nutrients. Third, the nutrients travel through the bloodstream to different parts of the body where they are used as "fuel" and for many other purposes. To give the body proper nutrition, a person has to eat and drink enough of the foods that contain key nutrients.



How Much Do I Need To Eat?
The amount of food from each food group that each person needs to eat to maintain a healthy lifestyle is dependent on their age, sex and physical activity level. One size doesn’t fit all. Here is an example of a food guide for a 2,000 calorie diet.