Effect of tea on the heart and blood vessels

What is the secret? Of course, we can not discount the positive emotions that tea lovers get. What is more important - benefit or harm from it? This should be understood, especially if we are going to adhere to proper nutrition and do not want to harm your body.

Benefit

1. Tea leaves contain about 130 chemicalsubstances. Tart, a bit bitter and astringent taste give tea tannins, which in leaves from 9 to 35%. A delicate and fragrant aroma of tea acquires due to essential oil. Tea leaves also contain alkaloids (one of them is all familiar caffeine), nucleoproteins and vitamins C, B1, B2, K, P, PP, pantothenic acid. All components of tea form a single biologically active complex. Tannins contained in tea, provide its high bactericidal properties. If half a glass of boiling water brew a full teaspoon of tea, you will get a disinfectant tincture equal in strength to the 1% solution of carbolic acid. If instead of black tea take green tea and withstand the infusion for 2 days, then its disinfecting properties will double.


2. Everyone knows the property of tea to restore strength andenergize and cheerful. Thanks to this tea is so loved by the people. And it's no accident. Indeed, strong hot tea is an excellent remedy with a general weakness accompanied by difficulty breathing, with weakening of cardiac activity and lowering of blood pressure, with acute infectious diseases, mental and physical overwork. It is used for alcohol and narcotic poisoning. Special substances - catechins - return elasticity and permeability to capillaries, help with capillary hemorrhages, rheumatic endocarditis and scurvy.


3. Tea helps not only under reduced pressure,but also is a real medicine for hypertensives and those who suffer from atherosclerosis, as it promotes the expansion of coronary and renal vessels. A remarkable property of tea is that it normalizes the metabolism, protecting the body from self-oxidation of fats. Since tea contains fluoride, it helps keep your teeth healthy.


4. Fresh tea leaves contain a lot of vitamin C, but during processing, most of it is lost. Therefore, green tea is much more useful to drink - there are 10 times more vitamins in it than in black tea.

Here are how many wonderful ingredients in tea, althoughmost of it is caffeine, which is 2 times more than coffee. But since it is in a completely different chemical form, it is released gradually, so that its effect is less noticeable. In addition, the amount of caffeine in tea can be reduced. To do this, you must rinse before brewing dry tea in warm water, and most of the caffeine will dissolve in it. Softens the effect of caffeine and tea with milk.

Harm

1. After all the listed virtues of tea it is difficultto imagine that it can also bring harm. The fault is that all the same substances are tannins. The fact is that if you drink tea in too large quantities, they will not do good, but harm. Tannins will begin to bind those vitamins that come with tea and other foods into the body, as a result of which it quickly becomes tired and weakens. Vessels from large doses of tea are also experiencing overload, increased heart rate and general nervous excitement, and the pressure is out of control.


2. Conclusion suggests itself - everything is good in moderation. He who drinks tea with pleasure and from time to time when he feels the need for it, benefits from it. And the one who resorts to tea to cheer up in the morning, drinks it at every free moment from nothing to do, no longer feeling neither taste nor pleasure from the drink, they bring themselves one harm.


3. Strong tea can be undesirable to those people,which have a weak nervous system. The excitement received from a strong drink can grow into an unconscious anxiety, awaken a sense of fear and anxiety.

CONCLUSION:

Coffee and tea are good with moderate use. Then they not only do not cause hypertensive disease, but also positively affect the vessels, and also reduce the risk of heart disease. But those with a weak nervous system need to avoid being addicted to these drinks. Since caffeine increases the strength of the contractions of the heart and increases its stroke volume, it is advisable to drink black coffee with people with serious heart diseases. Another thing - tea, in which there are many other substances that tonic vessels and brain cells. In addition, tea lovers receive from him not only physical, but emotional pleasure. Therefore, exclusion of tea from the diet can cause a greater negative effect than its use.