The Benefits of a Cup of Tea: You Won't Know Until You Look, and You'll Be Shocked When You Do
Analysis and identification have shown that tea contains as many as around 500 types of compounds. Some of these compounds are components essential to the human body, known as nutritional components. Such as vitamins, proteins, amino acids, lipids, carbohydrates and mineral elements, etc., which have high nutritional value for the human body. Components such as tea polyphenols, caffeine and polysaccharides have health-promoting and medicinal effects on the human body, and possess medicinal value.
Caffeine, the caffeine content in tea is 2%-4%. Besides caffeine, tea also contains small amounts of theophylline and theobromine. They can all dissolve in hot water. The stimulating effect of drinking tea is the effect of caffeine. Caffeine can excite the central nervous system, strengthen the excitatory process of the cerebral cortex, thereby lifting spirits, improving thinking and increasing efficiency. Experiments have shown that drinking tea can improve a person's discrimination ability as well as the sensitivity of touch, taste and smell, and can also significantly improve the response in oral argument and mathematical thinking. This is also the reason why tea can refresh the mind and wake up the brain. In addition, caffeine also has effects such as diuresis, promoting blood circulation, preventing cardiovascular diseases and lowering cholesterol.
Amino Acids, tea is rich in varieties of amino acids, with as many as more than 25 kinds. Among them, isoleucine, leucine, lysine, phenylalanine, threonine and valine are six of the eight essential amino acids for the human body, and can help lower blood ammonia and regulate fat metabolism.
Major Elements and Trace Elements, the major elements are mainly phosphorus, calcium, potassium, sodium, magnesium, sulfur, etc.; the trace elements are mainly iron, manganese, zinc, selenium, copper, fluorine and iodine, etc. These elements play an important role in the physiological functions of the human body. Regular tea drinking is one of the important channels for obtaining these mineral elements.
A survey of 90,000 people by Japan's National Cancer Center found that men who drink more than 5 cups of tea a day have a 13% lower probability of suffering from cardiovascular and cerebrovascular diseases leading to death compared with men who drink less than 3 cups of tea a day. Under the same conditions, the probability of women becoming ill and dying is 17% lower. Another study showed that men who drink more than three cups of tea a day have a 21% lower risk of stroke, and women who drink more than three cups of tea a day have a 32% lower risk of thrombosis.
Drinking tea has so many benefits, don't forget to drink a few cups every day!
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