It has been noticed that in order to get the quick results in the weight loss, most of the people are going on extreme dieting which is also called starvation. But the fact is that extreme dieting is not considered to be the proper and healthy solution of the weight loss. In fact, the results obtained from dieting are not permanent. The main reason behind this is that extreme dieters changes the way by which metabolism and brain of the body function.

This only adds tension to the body and hence effective results can’t be obtained. These kinds of alternations made by the dieters lead to the development of disorders in the eating habits. When teenagers experienced this condition then it is called the anorexia nervosa. The reason behind this is that most of the teenagers are not able to fulfill the demands of the adolescence. Besides this there are many hereditary factors which also play an important role in such kinds of disorders. It is said that people who are having a history of anorexia have more chances to suffer from this kind of irregularity.

Some of the main causes that play an important role in acquiring the anorexia include the following points:

- Cultural and social stresses.
- Perfectionism
- Low self-esteem of the people.
- The main point is that if teenagers are properly educated on the ways of proper dieting then they will not experience this disorder. Extreme dieting in any case is not considered to be the good option for the weight loss.

In order to allure the people there are many fad diets in the markets which are claiming that they can fulfill the ever growing needs of the dieters. The most diet among these diets is the low carbohydrates diet. In fact there are many diet programs like the South Beach, Atkins and the Zone which are including the low-carbohydrate diet in their weight loss program. The main food items which are included in these kinds of diets are the butter, steak and pepperoni pizza but without the crust.

These fad diets mainly include the diets which are low in carbohydrates, diets which are low in fats, diets which include a lot of high fiber shakes but low calories, detoxifying diet, macro-biotic diet, diet which has inclusion of cabbage soup, and the diet which is based on juices.