Drinking salt water after a lot of exercise is beneficial to replenish a lot of NA lost by sweating and maintain electrolyte balance in the body. You can also drink it after getting up in the morning. Dry weather in winter often makes people get angry, constipated and have indigestion. There is a saying in traditional Chinese medicine that "drink salt water early and honey late", which is especially suitable for this season. Traditional Chinese medicine believes that salt has the functions of clearing heat, cooling blood and detoxifying. According to Compendium of Materia Medica, salt can "harmonize viscera, eliminate lodging and make people strong". Therefore, drinking a cup of light salt water on an empty stomach after getting up in the morning is conducive to reducing fire and benefiting the kidney, keeping the stool unobstructed and improving the digestion and absorption function of the stomach. It should also be noted that salt contains a lot of sodium, which will lead to an increase in blood pressure. Therefore, the concentration of saline should be low, and the salt content in 100 ml water should not exceed 0.9 g. Patients with acute nephritis, liver cirrhosis, ascites and edema had better use boiled water instead, so as not to increase the burden on kidneys and hearts. In addition, salt water and honey must be drunk together, because they complement each other. The content of potassium in honey is high, which helps to excrete excess sodium in the body.

There is a folk proverb, drink salt soup as ginseng soup in the morning and arsenic at night. Drinking a cup of light salt water in the morning can be absorbed by the body quickly, which can dilute blood, increase blood flow and prevent cerebral thrombosis and arteriosclerosis. Drinking light salt water in the morning is also a good way to prevent habitual constipation and keep healthy.

Drinking a glass of light salt water on an empty stomach every morning can clean the stomach, facilitate defecation, protect the mouth, prevent bacteria from breeding and prevent colds. Salt is not only an essential condiment, but also has many health functions. Chinese medicine believes that salt has the effects of detoxification, clearing away heat and moistening dryness. The most powerful explanation is that scrubbing the wound with salt can reduce inflammation. In terms of health, salt can bring people a lot of help. If you eat unsanitary food or eat too much, you can take a sip of light salt water every 15 minutes (it is best to bake the salt into a yellowish color first). If constipation is caused by eating fried food, you may wish to drink a glass of light salt water on an empty stomach in the morning. Traditional Chinese medicine believes that salt has the functions of clearing heat, cooling blood and detoxifying. According to Compendium of Materia Medica, salt can "harmonize viscera, eliminate lodging and make people strong". Therefore, it is necessary to get up in the morning. Conducive to reducing fire and benefiting kidney, keeping defecation unobstructed, and improving the digestion and absorption function of the stomach. When the throat is inflamed, you can drink a glass of normal saline in the morning. It has anti-inflammatory and analgesic effects. Old people often gargle with light salt water, which can prevent respiratory tract infection. Drinking a cup of salty water before singing can avoid dry throat.