Nutrition

Nutrition is energy that is obtained from food consumed or the process of consuming the proper amount of energy.

There are many ways that the nutritional value of food can be measured, including by glycaemic index and glycaemic load. The effect of food on the body can also be measured by such tools as the body mass index and blood cholesterol testing.

The glycaemic index (GI) is a value used to measure how much specific foods increase blood sugar levels.

Here are the three GI ratings:

*Low: 55 or low

*Medium:56-69

*High:70 or Above

Types and composition of food

We must eat a variety of foods, since different foods contain different nutrients. And do regular exercise.

There are seven main classes of nutrients that the body needs. These are carbohydrates, proteins, fats, vitamins, minerals, fiber and water.

Dites and healthy food choices

Having a healthy diet has a lot of benifits. It help to lose weight or maintain desired weight.

It also can lower choesterol and prevent certain health conditions. In gemeral, a healthy diet keeps one body running on a daily basis.

Learn how to make healtheir food choices.