Not everyone is suitable for drinking strong tea, especially the elderly. Diet and health, "drink tea to symptomatic treatment" can really play a role in tea health.
Generally about 2% to 4% of caffeine in tea will stimulate heart muscle beat, so excessive intake will cause rapid heartbeat, heart palpitations, high blood pressure and other symptoms. Elderly people with poor heart function, if they suffer from coronary heart disease, pulmonary heart disease, high blood pressure, and drinking strong tea, may also have chest tightness, restlessness, or night insomnia.
Experts from Taiwan suggested that adult daily caffeine intake should not exceed 300 mg. According to data from the Mayo Clinic in the United States, a cup of 8 ounce (about 237 milliliters) of black tea can contain 14 to 70 milligrams of caffeine, and if it is advertised as “low caffeineâ€, it still contains about 0 to 12 milligrams of caffeine. . Green tea relatively contains less caffeine, about 24 to 45 milligrams. The thicker the tea, the higher the caffeine.
Tea contains tannic acid, tannic acid will affect the body's absorption of protein, if eaten together with meat, eggs, soy products, dairy products and other foods, it is easy to form tannic acid protein coagulation difficult to be digested, for gastrointestinal function A poorer old person may cause symptoms of indigestion, bloating, and nausea.
In addition, tannic acid also reacts with iron, so that the absorption of iron is not good, there are iron deficiency, anemia, hematopoietic function of the elderly, but also pay attention. The following two tea drinks are more suitable for the elderly to drink.
First, shell longan tea
Efficacy: Prevention of memory loss, restlessness, blood and nourishment. When you have a cold, phlegm, nausea and vomiting, it is not suitable to drink shelled longan tea.
Material: 500 g dry dried longan with shell.
Practice: 1. Soak the longan in the flour for 10 minutes and rinse it. 2. Add 7 cups of clear water to the pot. After the water is opened, turn it to a low heat for about 1 hour until the color of the soup becomes dark. Turn off the heat when you have about 2 cups of water left. 3. Filter out the longan water, blanch and bottling, put in the refrigerator and refrigerate for 5 days. 4. Take half a cup each time, put it in your cup, drink it directly, or dilute with boiling water.
In addition, you can add red dates and dumplings, and also play a role in health care.
Second, hawthorn licorice tea
Efficacy: Qingyan, Lee Yu. Drinking in autumn and winter can enhance immunity. It is good for promoting blood circulation and removing blood stasis. Drinking it often can improve blood viscosity, soften blood vessels, and is suitable for older people with blood stasis.
Ingredients: 300 g of dried hawthorn and 60 g of licorice.
Practice: 1. Divide hawthorn and licorice into 10 portions and put them into 10 teabags. 2. Each time you take a bag into your cup, brewing with boiling water, simmer for 20 minutes before drinking, you can repeat brewing.
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