Most parts of China have a monsoon climate with four distinct seasons: high temperature in spring, hot in summer, cool in autumn and cold in winter. It is freezing in winter, everything is dormant, cold evil attacks people, the physiological function of human body declines, and the yang is weak. Chinese medicine believes: "In the cold winter, everything is full of vitality, and the physiological activities of the human body are in a state of inhibition. The way to maintain health is to keep out the cold. " Therefore, drinking tea in winter takes black tea as the top grade.

Black tea is mild in nature and mellow in taste, which can nourish human yang. It is a rare disease-preventing and health-care drink in autumn and winter. Black tea is rich in protein and sugar, which warms the abdomen and enhances the cold resistance of human body. In addition, people's appetite increases in winter and eat more greasy food. Drinking black tea can get rid of greasy food, stimulate appetite and help keep healthy.

British people generally have the habit of drinking "afternoon tea". They often mix Qi Hong and Indian black tea, and then add milk and sugar to drink. In some parts of China, there is also the habit of drinking black tea with sugar, milk and sesame seeds, which can not only warm the abdomen, but also increase nutrition and keep fit.

The efficacy of drinking black tea

1, refreshing

Black tea has an exciting effect on the vascular system and the heart, strengthens the heartbeat, thus accelerating blood circulation to facilitate metabolism, and at the same time promoting sweating and diuresis, thus achieving the effect of eliminating fatigue.

2, Jinsheng Qingre

Drinking black tea in summer can quench thirst and relieve summer heat, because polyphenols, sugars, amino acids and pectin in tea react with saliva, which stimulates saliva secretion, makes the mouth feel moist and cool, and regulates body temperature.

3, diuresis

Under the combined action of caffeine and aromatic substances in black tea, renal blood flow increases, glomerular filtration rate increases, renal microvascular dilates, and renal tubules are inhibited from reabsorption of water, thus contributing to the increase of urine volume.

4, anti-inflammatory sterilization

Polyphenols in black tea have anti-inflammatory effects. Therefore, for patients with bacillary dysentery and food poisoning, drinking black tea is quite beneficial. People often use strong tea to smear wounds, bedsores and athlete's foot.

expel toxin

According to experiments, tea polyphenols in black tea can adsorb heavy metals and alkaloids, and make them precipitate and decompose, which is good news for modern people whose drinking water and food are polluted by industry.

6. Strong bones

Polyphenols in black tea have the activity of inhibiting substances that destroy bone cells. In order to prevent and treat female osteoporosis, it is suggested to drink a small cup of black tea every day for several years, and the effect is obvious. If lemon is added to black tea, the bones will be strengthened and the effect will be stronger. Various fruits can also be added to black tea, which can play a synergistic role.

7, anti-oxidation, anti-aging

The efficacy of black tea is roughly the same as that of green tea, but the antioxidant components of black tea are much more complicated than that of green tea, especially beneficial to the heart. American magazines report that black tea has stronger anti-aging effect than garlic, broccoli and carrots.

8, nourishing the stomach and protecting the stomach

After black tea is fermented and baked, tea polyphenols undergo enzymatic oxidation under the action of oxidase, so the content is reduced and the irritation to the stomach is also reduced. Black tea not only won't hurt the stomach, but also nourish it. Drinking black tea with sugar and milk often can diminish inflammation, protect gastric mucosa and have a certain effect on treating ulcers.