The word "diet" can refer to either one's general nutritional state or to a specific plan intended to help the user lose weight. Though diets are often seen as quick way to get thin and in shape, most physicians recommend consistently eating healthy and exercising in order to maintain a balanced lifestyle.WebMD: How to eat healthy Diet plans vary widely in style and type and are often, but not always, accompanied by exercise programs.

• Atkins Nutritional Approach - Dr. Robert Atkins recommended minimizing consumption of sugar and carbohydrates. He believed that the body's metabolism would act quicker and more effectively if people ate more protein and less carbohydrates.Official Site: The New Atkins Nutritional Approach

• South Beach Diet - A three-phrase diet, the South Beach plan starts with attempting to minimize cravings and stabilize blood sugar by emphasizing high fiber foods and lean protein.The South Beach Diet: How It Works

• Mediterranean Diet - Though primarily emphasizing vegetables, fruit and exercise, the Mediterranean diet also encourages olive oil as the most effective fat source. Red meat, wine and eggs are allowed, but in minimal amounts.The New York Times: Eating Well (March 29, 1995)

The content in this page is not a substitute for professional medical advice. If you are about to embark on a diet, please consult your doctor.