Black tea is a familiar drink for many. Some people prefer to start the morning with a cup of strong black tea, ignoring coffee. Others tend to drink a warm drink before bed. However, tea, despite its beneficial properties, can seriously harm health. What is the harm of black tea?
Experts say that black tea during the day can be drunk in an amount that does not exceed 6 small cups. In this case, the drink should be fresh, not particularly hot. Drinking black tea is recommended as soon as it is brewed. You should not drink food and medicine with this drink, so as not to harm your well-being. Black tea perfectly invigorates, there is a lot of caffeine in it, it tones up and lifts the mood. However, if you abuse black tea for a long time, even very high quality and tasty, you can cause serious harm to your health.
What is the danger of black tea
The habit of constantly drinking a lot of strongly brewed black tea negatively affects the condition of the teeth. This drink eats into the enamel, destroys and damages it, makes the teeth yellowish. Getting rid of tea plaque on your teeth can be very difficult.
Black tea contains a large amount of caffeine, which irritates the nervous system. The drink helps to cheer up, but at the same time it can cause increased nervousness, cause an agitated state. It is not recommended to drink black tea before bedtime, it is fraught with difficulties when falling asleep, it can provoke insomnia. In addition, this drink releases latent energy, which gradually leads to a complete breakdown and the development of chronic fatigue syndrome.
With caution, you need to use black tea during the day for people who have a tendency to high blood pressure. Black tea can provoke the development of hypertension, it loads the heart, forcing it to work harder. Some people, after a cup of black tea, may experience heart attacks, tremors in the body, tremors in the limbs, headache, lack of oxygen.
Doctors forbid people who have been diagnosed with atherosclerosis to drink black tea. The drink has a negative effect on blood vessels and can cause blood clots.
Can a pregnant woman leave black tea in her diet? There is no strict prohibition on the use of this drink, especially if a pregnant woman drinks a little black tea of a weak consistency. However, it must be remembered that black tea can increase toxicosis and negatively affect the development of the fetus. Doctors note that women who drank a lot of black tea during pregnancy give birth to babies with low weight.
This drink contains many tannins. They affect the digestion of food. With diarrhea, black tea normalizes digestion. However, individuals prone to irregular bowel movements and constipation should try to eliminate black tea from their diet. Or use a weak brew drink. Also, people who have stomach disorders should not drink a lot of black tea. Black tea greatly increases acidity, which can lead to the development of gastritis or even ulcers.
Any brand of black tea contains a certain amount of fluoride. This component, if too much of it enters the human body, has a negative effect on bones and kidneys, and can provoke the development of painful conditions. A certain harm of black tea due to the presence of fluoride is also noted in the address of the thyroid gland.
The drink is a diuretic, which does not always have a positive effect on health. Because of this property, not only an increased load on the kidneys occurs, but also useful substances are washed out of the body. Black tea in large quantities removes magnesium from the human body. And this element is extremely important for the proper functioning of the nervous system.
At elevated body temperatures, doctors do not recommend drinking a lot of pure black tea, especially in combination with drugs that relieve fever. The drink easily removes medicinal components from the body, neutralizes the work of antipyretic drugs. In addition, in the composition of black tea there is an element such as theophylline, which can further increase the body temperature of a sick person.
It is also not recommended to drink black tea, the harm of which will be very significant, for people who suffer from glaucoma or gout.
