Green tea is everyone's favorite drink, which is good for health. It is good for the elderly to drink green tea. Drinking tea regularly can promote digestive function, which will make the brain more flexible, reduce the risk of cancer, enhance immunity and treat insomnia and anxiety. First, promote digestion. Green tea (unprocessed) helps to affect intestinal peristalsis and promote food digestion. Green tea can also prevent 30% fat absorption and has the effect of losing weight. Green tea can promote digestion, treat nausea (especially pregnancy reaction), and prevent constipation, flatulence and abdominal pain.

Second, it will make the brain more flexible. British research found that caffeine and theanine in green tea can improve cognitive ability, and drinking green tea twice can improve attention. In addition, drinking more than 100 ml of tea every day can reduce the risk of glioma (the most common brain tumor) by 34%. Third, reduce the risk of cancer. The content of polyphenol antioxidants in tea (especially green tea) is 8 times higher than that in fruits and vegetables, which can prevent the growth of cancer cells. A seminar in Taiwan Province Province found that a cup of green tea a day can reduce the risk of lung cancer.

In addition, drinking tea can also slow down the development of prostate cancer and reduce the risk of gastric cancer. Fourth, enhance immunity. Harvard University's research found that people who drink 5-6 cups of tea every day will significantly improve their immunity, improve aging and skin health. Drinking tea also helps the human body identify and fight bacteria and parasites. Green tea has anti-inflammatory, analgesic and circulatory effects, and can relieve migraine. Fifth, treat insomnia and anxiety. Green tea has a high caffeine content, so it is best not to drink it before going to bed. But most herbal teas do not contain caffeine.

Tryptophan and amino acids in green tea can play a calming role, and codeine, another substance, can relieve anxiety, promote sleep and treat insomnia. In addition, green tea can relieve and relax the body and mind and has a calming effect. The above has already introduced the benefits of old people drinking tea regularly. Drinking tea regularly can enhance immunity and treat insomnia and anxiety. For the elderly, we must pay attention to drinking tea in moderation according to our own situation.