Fad diets come and go and promise to help you lose weight rapidly. The dates and yogurt diet is a fad diet that promotes eating nothing but dates and yogurt for fast weight loss. Before starting a diet you need to consult your doctor to determine the benefits and risks of participating in the diet. If you have certain medical conditions, you should avoid fad diets and develop a regular diet plan with a registered dietician.While dates and yogurt contain various vitamins, minerals and other nutrients, these two foods will not provide a well balanced diet. Dates are a high-fiber food, which can help you feel full longer, and yogurt is a good source of calcium, protein and probiotics. MayoClinic.com recommends considering the following when considering a fad diet: Does the diet promote safety,...