Despite a number of health benefits, tea at the same time it can be fraught with danger to the body, writes medikforum.
1. destroys teeth
The habit of drinking a lot of tea, particularly strong, can destroy tooth enamel. Contained in it pigments act on it aggressively. Doctors recommend not to drink more than 5 cups of tea a day.
2. harm the kidneys
The available scientific evidence suggests that in the production of tea bags often used the old leaves, which in the process of growth accumulate in the soil contained fluoride. These compounds are able to cause serious harm to the kidneys and bones.
3. Povyshaet cancer risk
Paper bags often contain in their composition epichlorohydrin, which is used as a pesticide. In contact with water, it becomes more dangerous, increasing the risk of infertility, immune problems, and cancer.
3. Interferes with the absorption of iron
In 2011, after a series of studies, scientists stated that tea has properties inhibit the absorption of iron from food. For this reason, experts advise to withstand after eating at least a 20-minute break before starting to drink tea.
4. provokes insomnia
Tea may contain more caffeine than coffee. Therefore, the evening tea party is able to charge the person unnecessary vigor. Drunk on the night of green tea is also a force to wake up to go to the toilet - he gives a diuretic effect.
5. Penalized liver
Research of the State University of New Jersey shows: green tea in a large quantities may provoke disturbances in the liver, on the day it advisable to drink no more than 2 cups. As part of this tea contains polyphenol compounds that have the property to accumulate in the body and slow down the functions of the liver. In addition to problems with the body can lead "passing" substances added to tea manufacturers - in particular, those chemicals which are used in tea cultivation.
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