“Falling off the scale” generally refers to weight loss during weighing, and on the same day, the morning fasting weight and the evening weight are close to the next day’s weight may be reduced. Morning and evening weight is almost the same, the next day weight loss whether there is individual variability, because each person’s diet is not the same, and each person’s physique is also different, so weight loss during the weight loss period will also have a great deal of difference. During the weight loss period, we should do to control the diet, at the same time with appropriate exercise, long-term adherence, is conducive to obese or overweight patients to lose weight. It is also recommended to ensure adequate sleep during weight loss. Weight loss is a long-term process that requires consistent exercise and proper diet to achieve better results. Need to lose weight of obese or overweight patients through diet, exercise treatment is not effective, can consult a professional doctor for weight loss treatment.