Often do not eat dinner can lead to malnutrition, prone to stomach diseases, damage to brain function, dinner is needed. 1. Malnutrition: Often do not eat dinner is easy to cause malnutrition, resulting in hypoglycemia, causing patients to appear dizziness, panic, sweating, fatigue and other symptoms, some patients will also be thin, sleep quality decline. 2. Easily suffer from stomach diseases: often do not eat dinner can cause excessive secretion of gastric acid, causing damage to the gastric mucosa, may also appear gastric ulcer, gastritis and other diseases, affecting the digestive function, resulting in absorption dysfunction, causing the patient acid reflux, nausea, bloating and other conditions. 3. Damage to brain function: often do not eat dinner will cause the brain will not get the normal supply of nutrients, resulting in brain function is impaired, resulting in slow reaction, poor concentration and so on. Occasionally do not eat dinner will not cause too much impact on the body, but long-term do not eat dinner will make the human body in a state of hunger, will affect the health of the body.