The impact of not eating dinner on the body is manifested in: insufficient calorie intake, excessive suppression of appetite, some people are prone to hypoglycemia and so on. 1. Insufficient calorie intake: dinner accounts for about thirty percent of the total calorie intake in a day, and not eating dinner leads to insufficient calorie intake. This is very unfavorable to children whose BMI is not high or who need a lot of nutrients, and can easily lead to malnutrition. 2. Excessive suppression of appetite: do not eat dinner means that from noon to the next morning nearly 20 hours, the body has no source of nutrition. One’s appetite is highly suppressed. But the more suppressed the appetite, the more violent the rebound, which can easily lead to revenge eating, thus aggravating the problem of obesity. 3. Part of the population is prone to hypoglycemia: diabetics, or people with underlying diseases, weak body is very easy to induce hypoglycemia. Do not eat dinner on the body’s impact is also manifested in other aspects, we still recommend in the morning, middle and evening meals should be moderate diet on the basis of total calorie control.