Hiccups during eating may be caused by eating too fast, overeating cold food, stomach diseases and so on. 1. Eating too fast: when eating too fast, there will be a lot of gas into the stomach, it is difficult to quickly pass through the intestines out of the body, which will be burped through the stomach, esophagus. Therefore, you should chew your food slowly and avoid overeating. 2. Eating cold food: If you eat too cold food, or eat more cold air inhalation, will also stimulate the smooth muscle contraction of the stomach wall, resulting in gastric reflex contraction and hiccups, so it is recommended to choose warm, easy-to-digest food. 3. Stomach diseases: if you suffer from gastritis, gastric ulcer, gastric tumors and other diseases, you may also be stimulated by food during meals, resulting in hiccups, you should use drugs to protect the gastric mucosa and help digestion under the guidance of a doctor. Therefore, if you exclude hiccups caused by eating habits, or frequent hiccups that cannot be stopped, you need to go to the hospital for further consultation.