Many people know that drinking tea has many benefits, such as refreshing tea, eliminating fatigue, and antibacterial effects, as well as purifying water and reducing the harm of radioactive materials on the human body. In the current situation of serious pollution of the natural environment, especially people living in cities, they should drink tea regularly. However, if drinking is unreasonable, drinking tea will be harmful to health and unprofitable.
Taboo 1. Don't drink tea over your head
As the tea is contaminated by pesticides and other harmful substances in the process of cultivation and processing, there is always a certain amount of residue on the surface of the tea. Therefore, the first time tea has a washing effect and should be discarded.
Taboo 2. Do not drink tea on an empty stomach
Fasting tea can dilute the gastric juice, reduce the digestive function, coupled with high absorption rate, resulting in a large number of bad ingredients in the tea into the blood, causing dizziness, palpitation, weakness in hands and feet, headaches and other "tea drunk" phenomenon.
Taboo 3. Do not drink tea immediately after a meal
Drinking tea immediately after a meal will dilute the gastric juice and affect the digestion of food. At the same time, the tannins in tea can make the protein in the food become non-digestible coagulation material, which will increase the burden on the stomach and affect the absorption of protein. Tea contains a large amount of tannic acid, combined with iron in food to prevent the absorption of iron in the intestine, easily lead to iron deficiency in the human body, and even induce anemia; tannic acid and protein combine to form a tannic acid protein with astringent effect, so that intestinal Slowing down the peristalsis and prolonging the retention time of the feces in the intestine will not only cause constipation, but also increase the toxic substances and carcinogens. Therefore, you should not drink tea immediately after eating, and especially do not drink instant tea immediately. The correct method is to drink tea one hour after the meal.
Taboo 4, cold fever avoid drinking tea
Tea contains theophylline, caffeine, and tannic acid. Theophylline and caffeine have the effect of exciting the central nervous system, enhancing blood circulation and accelerating the heartbeat. When drinking tea with fever, the patient's body temperature will rise and the condition will further increase. Senate tea also has the effect of exciting nerves, so it is not suitable for drinking. In addition, tannic acid in tea also has astringent effect, which will affect the perspiration of the body and hinder normal heat dissipation. If body heat is not properly distributed, it will be difficult to reduce body temperature in time and affect the rehabilitation of the body. When you have a fever, you should drink some warm boiled water.
Taboo 5, should not drink tea after drunk, especially strong tea
Drink plenty of tea after drinking, while diuretic, can make a large amount of undecomposed acetaldehyde through the kidneys, so that the kidneys are damaged due to irritation. In addition, drinking can make people's heart rate faster, the burden on the heart increased, and at this time a lot of tea, will increase blood volume, more detrimental to the heart. In order to hang up, you can eat some citrus fruit, pears, apples, grapes, bananas and other fruits, watermelon juice is better, you can also drink thick soup and other hot soup, as well as yogurt, honey can also hangover.
Taboo 6, using tea with caution
There are many kinds of drugs and their properties are different. Whether they can use tea or not can not be generalized. The tannins and theophylline in tea can undergo chemical changes with certain drugs. Therefore, tea hypnosis, sedation, etc., and medicines such as iron, blood, enzyme preparations, and protein, etc. can be easily attributed to tea polyphenols. The role of iron produced precipitation, should not use tea to send drugs to prevent affect the efficacy.
Some Chinese herbal medicines such as ephedra, uncaria, and berberine should not be mixed with tea. It is generally believed that tea should not be consumed within 2 hours of taking the medicine.
When taking certain vitamins, the tea has no effect on the efficacy, because tea polyphenols in tea can promote the accumulation and absorption of vitamin C in the human body. At the same time, tea itself contains multiple vitamins, and tea itself is also excited. Diuretic, hypolipidemic, hypoglycemic and other effects, can improve the efficacy of the human body and restore health is also beneficial.
In addition, when taking ginseng and other tonics, it is not advisable to drink tea.
Taboo 7, should not drink green tea at night, it is best to drink black tea and should not drink strong tea
Because green tea is non-fermented tea, the content of tea polyphenols is relatively high and the irritating power is relatively strong; black tea is a fully fermented tea and is weakly irritating. Especially for people with weak spleen and stomach, adding a little milk while drinking black tea can have a certain warm stomach effect. Drink less tea when you drink tea at night, and don't soak your tea too much.
Taboo 8. Drinking tea in the evening depends on personal conditions
People who are usually emotionally agitated or sensitive, have poor sleep conditions and are physically weak are advised to drink less or not drink tea at night.
Taboo 9, should not drink new tea
Because the new tea is stored for a short time, it contains many unoxidized polyphenols, aldehydes and alcohols and other substances, and has a strong stimulating effect on human gastrointestinal mucosa, and can easily induce stomach problems. Therefore, the new tea should drink less, store new tea less than half a month should avoid drinking.
Taboo 10. The type of tea should be adjusted according to the season
The climate varies from season to season, and the type of tea to drink should be adjusted accordingly. In the spring, it is advisable to drink flower tea. The flower tea can disseminate the winter cold that accumulates in the body and promotes the growth of human yang. In the summer, it is suitable to drink green tea. The green tea is bitter and cold. It can clear away heat, relieve summer heat, detoxify, enhance gastrointestinal function, promote digestion and prevent diarrhea. Skin blemishes, etc.; autumn should drink green tea, green tea is not cold and not hot, can completely eliminate the body's residual heat, restore sweet and warm, refreshing; winter should drink black tea, sweet and warm black tea, rich in protein There are certain tonic functions.
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