Are all weight loss spas like this Keep in mind that while the majority of weight loss spas exist to help you lose weight the most relaxing and healthy way they can manage there are those that off gimmicky or fad diets that are considered no more than quick fixes for the overweight. These diets are not only unhealthy but also will not help you keep the weight off. Therefore, you should always exercise precaution when choosing a weight loss spa and research each one diligently to make sure it offers a positive and productive weight loss program.