1, drinking water for health preservation
1, drinking water in the morning is harmful to spleen yang. After a night of consumption, after getting up in the morning, the blood concentration in the body is high. Drinking water at this time can prevent the blood from being too thick, and it can also clear the bowels and relieve constipation. However, the morning is the time when the human body's yang increases, and the water is negative, which is easy to hurt the spleen and yang, so it is not advisable to drink more, let alone drink cold water. Children and the elderly with weak constitution can drink half a cup (about 100 ml) of water, and adults can drink one cup.
2. Drink water as needed. Chinese medicine does not advocate drinking water without thirst, but advocates meeting needs. Drinking too much water may harm the kidneys. People's age, physique, climate and geographical location will all affect the demand for water. For example, in cold winter, people naturally need less water. It is very hot in summer, so people need to drink more water. The amount of water you drink varies from person to person. Healthy people can judge whether there are signs such as dry mouth, dry stool and dark yellow urine. For example, the normal urine color should be light yellow. If the color is too dark, you should replenish water. If the color is too light, it means that you may have drunk too much water.
3, 4 The best time to drink water. Drinking a glass of water after getting up in the morning can play a role in relaxing bowels; After a nap, the body consumes more energy from lunch and is prone to fatigue. Drinking a glass of water (preferably green tea) between 13:00- 15:00 can prevent drowsiness and reduce blood lipids. Drinking a glass of water before meals can flush the physiological toilet of the human body-clean the bladder, discharge nephrotoxicity, and prevent diseases such as gallstones and kidney calculi; Drinking a glass of water before going to bed at night can nourish yin and prevent blood from thickening. This is the best time to drink water every day, and the rest can be supplemented as needed.
4. Don't drink too much water. When thirsty, many people are used to drinking water loudly, but as everyone knows, drinking water like this will suddenly increase the heart load; Drinking strong water while eating will dilute stomach acid and affect digestion. Slow drinking in small quantities and many times is the correct drinking principle. Put a mouthful of water in your mouth and slowly swallow it several times to fully moisten your mouth and throat and effectively quench your thirst. In addition, people with heart failure, acute nephritis and renal failure should not drink more water.
5. Drink less "yin and yang water". The so-called "yin and yang water" refers to water mixed with raw water (mineral water, tap water, etc.). ) and boiled water. It has been circulating on the Internet that drinking "Yin and Yang water" can expel intestinal toxicity, but these views have no scientific basis. Pure water in daily drinking fountains is harmless to the body after mixing, but other raw water, such as tap water and well water, contains many harmful substances such as bacteria, germs and parasites. Mixing it with boiling water will bring a lot of microorganisms and toxins, which may cause intestinal infectious diseases, which is not desirable.
2, can't drink water
1, old dead water is water that has not been touched for a long time;
This kind of water will slow down the metabolism of minors and is not conducive to better development and growth. Middle-aged and elderly people will accelerate aging and get sick easily, which is not conducive to health. If there is not much water for a long time, toxic substances will increase, which will easily lead to major diseases such as esophageal cancer. Therefore, drinking old water will only harm your health. This requires us to cultivate good living habits and kindly remind others;
2, thousands of boiling water, that is, water boiled many times on the stove;
This kind of water is easy to hurt the stomach, and long-term drinking will reduce the disease-resistant function of human immune system and destroy human body tissues. Because of the long cooking time, the water contains non-volatile substances, such as heavy metals such as calcium and magnesium, and the nitrite content is high. Drinking this water for a long time will also interfere with people's gastrointestinal function. Toxic nitrite can also cause hypoxia in the body, and more seriously it can lead to coma, convulsion and even death. Don't drink this water, it's bad for your health;
3, boiler water, that is, the water left by steaming things;
This water is high in nitrite and contains scale. If you drink this water or use it in food, it will damage the digestive system and reduce its function. It is also easy to age, destroy the immune system of human body, and cause pathological changes and diseases. Don't drink this water, it's bad for your health;
4. There is no boiled water;
In winter, people like to drink boiled water to warm their bodies, but some people drink it in a hurry before the water boils, which is unhealthy. Boiling water contains a lot of chloroform, especially tap water in cities. Chloroform can cause cancer, so don't drink it in a hurry.
5. boiling water;
Some people cook in order to save water resources. This kind of saving is not desirable. If this is done well, it will only cause more harm. If the water is evaporated again, it will only increase the nitrite content in the water. Nitrite is unhealthy and inedible. Don't drink this kind of water if it will be poisoned, which is bad for your health.