How to drink cold drinks 1 healthily in summer, it is best to put them in your mouth for a while and then swallow them slowly; The amount of each drink is about 120- 160ml. Too much will cause gastric mucosal vascular contracture, reduce gastric juice secretion, and reduce the body's digestion and absorption capacity.
2. It is not appropriate to eat cold drinks within 30 minutes before and after meals: eating before meals is easy to affect appetite, and the content of nutrients such as milk contained in cold drinks is very small, which will inevitably lead to nutritional deficiency; Eating after meals will dilute gastric acid, reduce the immune function of the digestive system, easily lead to bacterial reproduction and cause intestinal diseases such as enteritis.
3. Drinking a lot of cold drinks after strenuous exercise will lead to vasoconstriction and blood flow reduction in the pharynx, which will lead to the decline of local immunity and the proliferation of bacteria, causing pharyngeal inflammation. Therefore, patients with chronic pharyngitis should eat less or not eat cold drinks.
4. The gastrointestinal function of infants and young children is still not perfect, and it is far from being able to withstand the stimulation of supercooling. It is not advisable to eat or eat less cold drinks; Elderly and frail patients with cardiovascular diseases should not eat more cold drinks to avoid increasing heart load due to vasoconstriction; The fetus is very sensitive to the stimulation of cold drinks. If pregnant women eat cold drinks, fetal movement will increase significantly, so pregnant women should also not eat or eat less.
5, buy cold drinks should pay attention to check whether it is hygienic and fresh, three products can not be guaranteed sanitary conditions, easy to cause adverse reactions after eating; You should also carefully observe whether there is precipitation in juice drinks; Bottled and canned drinks can't be bought if they are deformed.