From a health point of view, eating cold food in the dog days of summer will harm the body and have the following effects on the body. 1, indigestion, the weather in dog days is the most prosperous time in summer, if you eat cold food often, it will lead to the gradual loss of body yang and affect the function of the spleen and stomach. Moreover, eating cold food will make the blood vessels of gastric mucosa contract, lead to the decrease of gastric mucosa secretion, stimulate the intestine, and slowly cause indigestion. 2, appetite began to decline, cold food will hurt the gastric mucosa, light will cause low gastric acid secretion, severe cases will appear gastric ulcer and gastritis or other stomach diseases. The most obvious thing is that it will reduce the appetite of the human body. 3, often catch a cold, if you eat a lot of cold drinks in the dog days, it will lead to too much cold in the body, which will lead to a cold. A cold is difficult to treat in dog days. Also, eating cold drinks often will cause damage to our throat mucosa, so it is easy to be infected by bacteria and cause bacterial colds. 4, get fat, often eat cold drinks in the dog days, it will also lead to obesity in the body. This is because most cold eyes will focus on sweets, and some foods are high in sugar, fat and calories. Excessive consumption of these foods will lead to fat accumulation in the body and lead to obesity. 5, women have menstrual pain, and the weather is very hot in the dog days. Everyone likes to eat ice to relieve the heat. For girls, if they often eat something cool at this time, it will lead to menstrual pain in women. This is because the blood vessels in women's endometrium have strong contraction, which will eventually lead to decreased menstrual flow or dysmenorrhea. Therefore, in order to be healthy, we should try to reduce eating cold drinks in dog days, and drinking more warm water is good for our health.