Many of the approximately 30 billion spent annually in the U.S. on weight loss refers to sale of programs, books and food products designed to decrease the caloric intake of people with overweight .
Extreme caloric restriction as practiced in SPAS and those found in the famous fad diets can be a quick method for promoting initial weight loss but usually are not effective for weight maintenance.
These diets promote normally a substantial loss of muscle mass and water (in the absence of increased muscle activity).
Some people tolerate these diets for a few weeks or months, but most of them leave, return to their usual diet and regain the weight lost.
Food Reeducation - Words - key to success!
For the maintenance of lost weight achieved is essential that there be a change in eating habits that can be obtained through a reeducation aimed Food comprises tailor intake of various food groups generating a nutritional balance.
The weight loss at moderate speed is more effective and safe, despite the understandable desire of the people for rapid weight loss.
In general, the weight that is lost rapidly (more than 500 g to 1000 g per week) is recovered more rapidly and probably is more recovered than the more gradual weight loss.
The balance of the Pyramid
In the illustration below we have the Food Pyramid, consisting of all food groups, aiming to demonstrate the recommended servings of each in order of priority of consumption.
Observed at the base of the pyramid, foods high in carbohydrates , followed by eating fruits and vegetables the main sources of vitamins and minerals, we have the above food sources of animal protein (complete) and lastly the fats and sugars, which are have a very restricted intake.
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