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What are the benefits and disadvantages of tea water for human body?

The benefits of drinking tea:

(1) Tea can refresh the mind and enhance the ability to think and remember.

(2) Tea eliminates fatigue, promotes metabolism, and has the effect of maintaining the normal function of the heart, blood vessels, stomach and intestines.

(3) Drinking tea has great benefits for the prevention of dental caries. According to a survey in Britain, children often drink tea caries can be reduced by 60%.

(4) Tea contains a number of beneficial trace elements.

(5) Tea has inhibited the role of malignant tumors, drinking tea can significantly inhibit the growth of cancer cells.

(6) Drinking tea can inhibit cellular aging, so that people live longer. The anti-aging effect of tea is more than 18 times that of vitamin E.

(7) Drinking tea has the effect of delaying and preventing the formation of lipid plaques in the endothelium of blood vessels, preventing atherosclerosis, hypertension and cerebral thrombosis.

(8) Drinking tea excites the central nervous system and enhances motor ability.

(9) Drinking tea has a good effect on weight loss and beauty, especially oolong tea, which is particularly effective.

(10) Drinking tea can prevent senile cataract.

(11) Tea contains ellagic acid can kill a variety of bacteria, so it can prevent stomatitis, pharyngitis, as well as easy to occur in summer enteritis, dysentery and so on.

(12) Tea can protect the human hematopoietic function. Tea contains anti-radiation substances, tea while watching TV, can reduce the harm of TV radiation, and can protect eyesight.

(13) Drinking tea can maintain the normal acid-base balance of the blood. Tea contains caffeine, theophylline, theobromine, xanthine and other alkaloid substances, is an excellent alkaline beverage. Tea can be rapidly absorbed and oxidized within the ti, producing a higher concentration of alkaline metabolites, which can promptly neutralize the acidic metabolites in the blood.

(14) Prevention of heatstroke and cooling. After drinking hot tea for 9 minutes, the skin temperature drops 1-2 degrees Celsius, making people feel cool and dry, while the skin temperature drop is not obvious after drinking cold drinks.