The World Health Organization has investigated the pros and cons of beverages in many countries and ultimately believes that tea is the best beverage for middle-aged and elderly people. According to scientific determination, tea contains nearly 300 ingredients such as protein, fat, more than 10 vitamins, tea polyphenols, caffeine, and lipopolysaccharides, which can regulate physiological functions and exert a variety of health care and pharmacological effects.
Because tea can prevent the rise of sterols in the human body and prevent myocardial infarction, tea polyphenols can also remove excess free radicals in the body and inhibit and kill pathogenic bacteria. In addition, tea also has refreshing, fatigue-relieving, antibacterial and other effects. This is necessary for middle-aged people. Tea can also purify water and reduce the harm of radioactive substances to the human body. Therefore, under the current severe pollution of the natural environment, especially people living in cities, they should drink tea more often.
Drinking tea has many benefits. In summary, there are 14 items:
(1) Tea can refresh your mind and enhance your thinking and memory abilities.
(2) Tea can eliminate fatigue, promote metabolism, and maintain the normal functions of the heart, blood vessels, and gastrointestinal tract.
(3) Drinking tea is of great benefit in preventing dental caries. A British survey showed that children who regularly drink tea can reduce dental caries by 60%.
(4) Tea contains a variety of trace elements that are beneficial to the human body.
(5) Tea has the effect of inhibiting malignant tumors. Drinking tea can significantly inhibit the growth of cancer cells.
(6) Drinking tea can inhibit cell aging and prolong life. The anti-aging effect of tea is more than 18 times that of vitamin E.
(7) Drinking tea can delay and prevent the formation of lipid plaques in the lining of blood vessels, and prevent arteriosclerosis, hypertension and cerebral thrombosis.
(8) Drinking tea can excite the central nervous system and enhance exercise ability.
(9) Drinking tea has good weight loss and beauty effects, especially oolong tea.
(10) Drinking tea can prevent senile cataracts.
(11) The tannic acid contained in tea can kill a variety of bacteria, so it can prevent stomatitis, pharyngitis, enteritis and dysentery that are common in summer.
(12) Drinking tea can protect the body's hematopoietic function. Tea contains anti-radiation substances. Drinking tea while watching TV can reduce the harm of TV radiation and protect eyesight.
(13) Drinking tea can maintain the normal acid-base balance of the blood. Tea contains caffeine, theophylline, theobromine, xanthine and other alkaloids, and is an excellent alkaline beverage. Tea can quickly absorb the oxidation in the extract and produce higher concentrations of alkaline metabolites, which can neutralize acidic metabolites in the blood in time.
(14) Heatstroke prevention and cooling. After drinking hot tea for 9 minutes, the skin temperature drops by 1-2 degrees Celsius, making people feel cool and dry. However, the skin temperature does not drop significantly after drinking cold drinks.
