Tea is a good thing, but it takes time

summary

Tea culture in China has a long history. Drinking tea is good for your health. Teahouses can be seen everywhere on the streets. When people chat with friends, they often choose teahouses. It's very pleasant to drink a cup of fragrant and hot tea. But if you drink the wrong tea, it will hurt your kidney! Can cause cancer, you know? Let's take a look at the following.

Tea is a good thing, but it takes time

First: Because tea contains caffeine and other alkaloids on an empty stomach, drinking tea on an empty stomach can easily make the intestines absorb too much caffeine, which can cause some people to have hyperactivity symptoms, such as palpitation, dizziness, weakness of hands and feet, trance and so on. Those who don't drink tea often, especially those who drink tea on an empty stomach in the morning, are more likely to have the above symptoms. This is called tea intoxication. Once tea intoxication occurs, it can be alleviated by mouth candy or drinking some sugar water. Compared with young people, the old people's stomach is more fragile, and the middle-aged and old people suffering from gastric and duodenal ulcer are not suitable to drink tea on an empty stomach, especially strong tea. Because too much tannic acid can stimulate gastrointestinal mucosa, resulting in aggravation of the disease, and some can cause indigestion or constipation.

Second: when drunk, tea can stimulate the nerve center, and drinking strong tea after drunk will increase the burden on the heart. For the elderly with poor heart and kidney function, they can't drink a lot of strong tea after drinking. They can eat a lot of fruits or drink vinegar in small mouthfuls to speed up the metabolism of the human body and relieve the drunkenness.

Third: before going to bed, theophylline and other substances in tea, after being absorbed by the human body, have obvious excitatory effect on the central nervous system. Drinking tea will make the spirit excited, affect sleep, and even lead to insomnia, especially the newly picked green tea. And tea has diuretic effect, old people drink tea before going to bed is also easy to urinate at night, affect sleep quality.

matters needing attention

During the period of taking medicine, some elderly people with chronic diseases need to take medicine for a long time, and it is not suitable to drink tea during the period of taking many drugs. Such as sedative hypnotics, antiarrhythmic drugs. Theophylline can reduce the analgesic effect of some drugs, therefore, it is not suitable to drink tea when taking analgesic drugs.