Strong tea hinders the body's absorption of nutrients. Tannic acid in strong tea can be combined with protein, vitamin B 1 and iron ions in food, which makes these nutrients unable to be absorbed normally, easily leading to nutritional deficiency and corresponding symptoms, such as anemia and constipation.

Some people should not drink strong tea, such as pregnant women. Originally, pregnant women are high-risk groups of iron deficiency and iron deficiency anemia. If drinking strong tea leads to poor iron absorption and iron deficiency anemia, the problem will be serious. Therefore, pregnant women should not drink strong tea.

Others should not drink strong tea;

Gout patients should not drink strong tea, which contains purine compounds, and strong tea will aggravate gout.

Caffeine in strong tea can make the human heart beat faster, thus raising blood pressure; At the same time, it will also increase the burden on the heart, produce discomfort symptoms such as chest tightness and palpitation, and aggravate the degree of heart failure.

Why is drinking strong tea bad for your health? First of all, we should start with the ingredients in tea. Tea contains a variety of pharmaceutical ingredients, such as tannin, caffeine, and a variety of minerals, such as potassium, calcium, magnesium, manganese, sodium and so on. There are other ingredients in it. Garfield, for example, has an exciting effect and an inhibitory effect on nerves, so drinking strong tea for a long time will make people poisoned, and there will be symptoms such as discomfort, headache and runny nose.

Drinking strong tea for pregnant women is not only easy to suffer from anemia, but also not conducive to the absorption of other nutrients. The stimulation of caffeine can accelerate the heart rate, increase urination and increase the burden on the heart and kidneys; Caffeine not only affects the nutritional absorption of the fetus, but also increases the number of fetal movements, making the fetus stunted and even leaving hidden dangers, which is not good for the health of the mother and the fetus.

I am a middle-aged man. I get up every day to clean up, two cups of clove tea to strengthen the spleen and nourish the stomach, then two cups of red dates, wolfberry and astragalus health tea, then two cups of clove osmanthus, then two cups of boat-fruited Sterculia chrysanthemum tea, and then I have been drinking Yunnan red tea.