Long-term cold food and cold dishes can cause many problems in the body such as: 1. Long-term cold food and cold dishes can cause food poisoning if there is mold, deterioration or other chemical reactions of the food, such as nitrite poisoning caused by long-term cold food and leftovers. 2. Long-term cold food and cold dishes can also lead to the corresponding dysfunction of the gastrointestinal tract, absorption and digestive dysfunction. 3, long-term eating cold food, cold dishes will make the stomach acid reflux too much, will lead to chronic atrophic gastritis, chronic erosive gastritis, serious cases will also appear chronic gastric and duodenal bulb ulcers, long-term eating cold food, cold dishes will also have a certain impact on the body’s endocrine system, the circulatory system and damage.