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Sunday, March 29, 2009

Why We Need Nutrients? Healthy Living-Part 1

By Haiyan Lai-Heskin

Healthy diet plays the key role in our healthy living dream. But eating healthy doesn't mean you have to spend fortune. It works pretty well on a low budget, as long as you know what to eat.

Before we start planning our diet, let us find out what nutrients do we need in order to stay healthy. There are certain things that our body needs to function properly, whether you get them in a vitamin or a supplement or get them from food.

1. Vitamins-Vitamins are essential for the normal growth and development of a multicellular organism. It requires certain vitamins and minerals to be present to keep all the systems in the body running properly..

2. Minerals-Minerals is the key to process food effectively in order to get the vitamins that the body needs. Some sources state that sixteen minerals are required to support human biochemical processes which helps your body digest food and keep your metabolism running properly.

3. Amino Acids-Amino acids play central roles both as building blocks of proteins and as intermediates in metabolism. Humans can produce 10 of the 20 amino acids. The others must be supplied in the food. Lack of amino acids can lead to severe imbalances that can cause a lot of unpleasant conditions.

4. Fat-Fats are a source of energy, they help us to absorb some vitamins and contain important things called essential fatty acids. Vitamins A, D, E, and K are fat-soluble, meaning they can only be digested, absorbed, and transported in conjunction with fats. Fat also keeps the brain functioning well and helps protect the body from damage and temperature changes.

5. Protein-The best-known role of proteins in the cell is as enzymes. Enzymes carry out most of the reactions involved in metabolism, as well as manipulating DNA in processes such as DNA replication, DNA repair, and transcription.

6. Carbohydrates-Carbs give you energy, and without them you will soon find yourself unable to do even simple tasks, even though some weight loss plans promote the idea that you don?t need carbohydrates. In order to have the energy that you need to get yourself out of bed each day and function in the world you need to eat at least a minimal amount of carbs everyday.

Healthy eating involves a variety of food from the basic food. As we just learnt the essential nutrient needs for healthy living, in part 2 we should get into details about what kind of foods contains these nutrients that we can eat in a low budget. - 17268

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