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What harm does drinking green tea for a long time have to the body?
The benefits of drinking green tea

Cancer anti-cancer

Drinking green tea can prevent cancer. The catechins and tea polyphenols contained in green tea can inhibit cancer cells. Moreover, although other teas also contain anti-cancer and anti-cancer factors, the effect is far less than that of green tea. Now medical experiments have proved that green tea has obvious defense and resistance to gastric cancer and intestinal cancer.

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Prevent premature senility

Drinking green tea often helps to delay aging. As we know, excessive oxidation will lead to a large number of free radicals in human metabolism and accelerate human aging. Catechins contained in green tea can eliminate free radicals, protect cell membranes and help to delay aging.

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Lowering blood lipid

Drinking green tea regularly can effectively reduce blood fat, because catechins contained in green tea can promote the decomposition of cholesterol in blood and relieve the hypercoagulability of blood. People with hyperlipidemia, often drinking green tea can effectively reduce the content of total cholesterol and triglyceride in serum, and the blood viscosity will be lower. Drinking green tea regularly not only helps to reduce blood fat, but also effectively prevents cardiovascular diseases.

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Fitness and lose weight

Green tea is rich in vitamin C. According to analysis and calculation, every 100g of green tea contains about 280mg of vitamin C. Besides, there is no high-sugar component like fruit in green tea, so you don't have to worry about the risk of obesity when drinking green tea. In addition, green tea can also help to reduce the accumulation of fat cells in the body, and continue to lose weight in fat reduction.

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prevention of dental caries

We know that a substance called "fluorine" will be added to toothpaste to help prevent dental caries. In fact, radish tea contains this substance. Drinking green tea or gargling with green tea often helps to eliminate some dirt between teeth and prevent dental caries. Doing this often can also prevent tooth decay and get rid of bad breath.

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clear heat and detoxicate

The earliest function of green tea is to clear away heat and detoxify. It tastes bitter and cold, and regular drinking can effectively help reduce fire and detoxify. Chlorophyll and tannic acid contained in green tea help to diminish inflammation, sterilize, clear away heat and detoxify. For people who often get angry and have acne on their faces, drinking green tea is definitely one of the best choices to alleviate these symptoms.

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protect against radiation

Drinking green tea regularly can improve the invisible radiation hazard, which is a human health condition. Because green tea contains a substance called lipopolysaccharide, it can effectively help improve the nonspecific immune function of the human body and effectively help the body resist radiation. People who are often exposed to electronic products that produce radiation may wish to try drinking green tea every day.

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allay tiredness

Drinking green tea helps to eliminate fatigue, because catechins and vitamin C contained in green tea can secrete hormones, help fight fatigue, stress and tension, and make people feel relaxed after drinking. Moreover, a small amount of caffeine contained in green tea can stimulate the central nervous system, making people feel refreshed and exhausted.

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The disadvantages of drinking green tea

Cause stomach trouble

When drinking green tea, especially fresh tea, the unoxidized polyphenols, alcohols and other substances contained in tea will greatly stimulate the human stomach, leading to gastrointestinal discomfort and stomach problems. In addition, for people with cold stomach, drinking green tea will aggravate stomach discomfort.

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Affect the absorption of iron

Tannic acid contained in green tea will hinder the body's absorption of iron and easily cause iron deficiency anemia in the body. Especially women in menstrual period should not drink green tea. It should also be noted that tannic acid not only affects the absorption of iron, but also may affect the blood circulation of mammary glands, so it is not suitable for pregnant women who need breastfeeding to drink green tea.

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Increase heart load

If you drink too much green tea often, it may increase the burden on the heart of the elderly who are weak, leading to an increase in blood pressure, especially if you add green tea, it will be more likely to lead to excessive heart burden and even heart failure.

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Induced constipation

Drinking too much green tea may also lead to constipation. Because tannic acid contained in green tea may also combine with protein in food to form indigestible precipitate, leading to constipation. Therefore, green tea should not be drunk too much a day.

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When should I drink green tea?

It is suitable for drinking green tea in the afternoon. Under normal circumstances, the human body will have a strong anger at noon. Drinking green tea at this time can soothe the liver and reduce fire, and clear away heat and toxic materials.

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Who shouldn't drink green tea?

Not everyone is suitable for drinking green tea, such as anemia, bad spleen and stomach, stones, fever, constipation, malnutrition, pregnant women and so on. Drinking tea is not healthy, nor is it suitable for drinking green tea.

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