Is drinking tea good for the cardiovascular system?

A large number of epidemiological studies have shown that drinking tea has a protective effect on cardiovascular diseases: epidemiological investigations and animal experiments have shown that tea polyphenols and their tea pigments can regulate blood lipids, blood pressure and prevent atherosclerosis. Hardens and protects the heart muscle, thereby reducing the risk of cardiovascular disease.

Is drinking tea good for the cardiovascular system?

The cardiovascular effects of tea are:

1. Weight loss and lipid-lowering: The lipid-lowering effect of tea is the result of various effects, which may be related to the effects of tea polyphenols, alkaloids, volatile oils and tannic acid in tea. The Tang Dynasty’s "Herbal Supplements" said: "Tea is long and thin, and it is fat." The current data mainly come from clinical observations and clinical trials at home and abroad have confirmed that regular tea has the effect of reducing weight and lowering fat, which can lower cholesterol and lower triglycerides. Among them, Pu'er tea and oolong tea are better, which can prevent excessive absorption of fat and promote fat excretion in the body.

2. Prevention of arteriosclerosis: Increased blood lipids are the main cause of arteriosclerosis. Because drinking tea has the effect of reducing weight and lowering fat, it promotes fat oxidation. In addition, tea polyphenols can promote blood vessels to maintain elasticity and prevent vasospasm. Therefore, drinking tea often plays a good role in preventing arteriosclerosis.


3. Prevention of high blood pressure: Because drinking tea often has the effect of reducing weight loss and preventing arteriosclerosis, it has the effect of preventing hypertension. Other studies have confirmed that tea polyphenols have an inhibitory effect on angiotensin I converting enzyme. Angiotensin II is prevented from being transformed into angiotensin II with a strong contractile vasoconstriction. Therefore, there is a blood pressure lowering effect. Flavonoids also keep blood vessels elastic and prevent vasospasm. Tea has a good diuretic effect. Helping with blood pressure through diuresis.

4. Improve cardiovascular function: catechins, caffeine, theophylline, tea polyphenols, etc. in tea have dilated coronary arteries, promote blood circulation, and increase the index of heart index. At the same time, weight loss and blood lipids, prevention of arteriosclerosis, high blood pressure, coronary heart disease, chronic heart failure and other benefits.

Although drinking tea is good for the cardiovascular system, drinking tea is also contraindicated:

1. Avoid fasting: Drinking tea on an empty stomach will dilute the gastric juice and reduce the digestive function. If you drink too much green tea, tea or other cold tea, it may affect the function of the spleen, causing abdominal pain and bloating. Weakness, etc.

2. Avoid too thick: drinking too much tea is easy to cause "tea drunk", that is, palpitations, tachycardia, dizziness, fatigue and so on.

3. Avoid using tea to take medicine: tannic acid in tea may combine with various drugs to produce precipitation. Impede absorption and affect drug efficacy.

4. Do not drink tea before going to bed: caffeine in tea, theophylline, etc. have a refreshing effect. People who don't have tea habits, drinking tea before going to bed may not sleep all night or get up in the middle of the night to affect their sleep.

Drinking tea and drinking tea on the basis of mastering tea taboos will protect your cardiovascular system.