Definitely Doesn't Work. This point has been proven research study after research study and diet after diet. Understandably, there are many reasons why individuals follow diets such as for chronic disease prevention or disease management, but possibly the most common reason individuals follow diets is for weight loss or weight management. The word diet can refer to a special diet such as a diabetic diet to control blood sugar or a low fat diet for heart disease, but a person's diet can also be the food and drink a person normally takes in one day. Much of the way we see and hear the word diet used today is in the terms of weight management and promotion of fad diets.
Fad diets can be dangerous, unproductive, and unhealthy.
Let's look at why diets don't work. Diets Lack Variety. This is especially true with diets that outline exactly which foods to eat every day. A lack of variety leads to boredom which usually leads to abandoning the diet. A healthy, nutrient dense meal plan should contain a variety of foods from the five food groups.