What do the elderly pay attention to when drinking tea?

　　Tea culture has a long history in China, and the benefits of drinking tea are countless. Therefore, many elderly people have developed the habit of drinking tea to maintain health. However, Peking University people Hospital Dr. Guo Yuan from the Department of Geriatrics reminded that everything has two sides, and there are taboos and particularities in drinking tea, especially for the elderly. If there is no restraint, it may be harmful. healthy . In general, elderly When drinking tea, it should be light but not strong.

　　First of all, strong tea can easily cause the elderly to anemia , osteoporosis. Strong tea contains a large amount of tannic acid, which can combine with the iron in food to form a complex that cannot be absorbed by the body, inhibiting the body's absorption of iron. In addition to inhibiting absorption, strong tea will also accelerate excretion and accelerate the loss of calcium in the body. The higher the concentration of tea consumed by the elderly, the greater the possibility of fractures.

　　Secondly, drinking strong tea may affect the sleep quality of the elderly. As people age, they will experience various natural changes in sleep quality, such as less deep sleep, easy awakening at night, and napping during the day. Drinking strong tea will disrupt the body's plants nerve System, causing the elderly to be excited at night, their rest time becomes shorter, and their blood pressure increases.

　　Thirdly, drinking strong tea will increase the cardiovascular load, which is especially difficult for the elderly to bear. The heart function of the elderly has gradually declined with age. Tea is rich in coffee Because regular drinking of strong tea can cause rapid heartbeat, palpitation, chest tightness, dizziness and other symptoms.

　　Finally, drinking strong tea is not good for the digestive system of the elderly. The tannic acid in strong tea can inhibit the secretion of gastric juice, hinder digestion, and even cause gastrointestinal discomfort and loss of appetite. ； Severe cases may cause abdominal distension, stomach ache , even leading to habitual constipate , duodenal ulcer and other diseases.

　　Therefore, doctors suggest that the elderly should not drink strong tea, and stay away from strong tea before meals, in the afternoon and before going to bed. It is best to drink tea about 20 minutes after a meal, which can help digestion, relieve greasiness, and clear the stomach. In terms of types of tea, black tea should be the main one. Oolong tea can be a diuretic and is also suitable for the elderly. However, green tea is cool in nature and should not be consumed by the elderly with weak gastrointestinal function or constipation.