The elderly should be more knowledgeable when eating fruits.

　　Look at the nature and eat fruit
　　
　　Bananas are cold in nature and contain a lot of salt. People with chronic nephritis, hypertension, and edema should eat them with caution. Since bananas contain a lot of sugar, diabetics should also eat less of them.
　　
　　Apples: Contain a large amount of sugar and potassium salts. Excessive intake is not good for heart and kidney health. suffering from coronary heart disease People with myocardial infarction, kidney disease, and diabetes should not eat more.
　　
　　Citrus: cold in nature, with deficiency and coldness in the spleen, stomach, large intestine and lungs elderly Don’t eat too much to avoid triggering stomach ache , symptoms such as soreness and weakness in waist and knees. Oranges are warm in nature. If you eat too much, you will easily get angry, causing sores in the mouth and tongue, red and swollen eyes, and hemorrhoids.
　　
　　Persimmon: Contains a large amount of tannin and persimmon gum phenol. Tannin has strong astringency, so constipate Patients should not eat too much. In addition, eating persimmons on an empty stomach or after eating crabs can easily form persimmon stones. Therefore, it is best not to eat persimmons or to eat less persimmons for patients with gastritis, hyperacidity, cold spleen and stomach, and those who are fasting or tired.
　　
　　Watermelon: It contains a lot of water and is a good food for relieving the heat in midsummer. However, the meat is cold and cold. If you eat more of it, the elderly and infirm people may easily suffer from abdominal pain or diarrhea. diarrhea . People with heart failure and patients with severe edema should not eat too much.
　　
　　Lychees: Consecutive consumption of large amounts of lychees can make people look pale and cause symptoms such as dizziness, palpitation, cold sweats, yawning, and fatigue. This is due to the exogenous hypoglycemic reaction caused by lychees, which is medically known as "lychee disease."
　　
　　Second look disease eat fruit
　　
　　Patients with high blood pressure and arteriosclerosis: It is advisable to eat fruits rich in vitamin C such as oranges, hawthorns, dates, and tangerines, which can lower blood pressure and relieve arteriosclerosis. Lemons and other sour fruits can also have the same effect. Cantaloupe is high in potassium but contains no sodium or fat, which helps control blood pressure.
　　
　　Diabetics: It is advisable to eat pineapple, pears, cherries, bayberries, Grape Fruits rich in pectin or fruit acid, such as fruits and lemons, can change the secretion of insulin and lower blood sugar.
　　
　　Patients with coronary heart disease and hyperlipidemia should eat hawthorn, citrus, grapefruit, peach, strawberry and other fruits, because the above fruits contain vitamin C and niacin, which can lower blood fat and cholesterol.
　　
　　Hepatitis patients: It is advisable to eat fruits rich in vitamin C, such as oranges, dates, kiwis, bananas, apples, strawberries, etc.
　　
　　Patients with myocardial infarction and stroke: should eat bananas, oranges, peaches and other fruits that help digestion. It is not advisable to eat persimmons, apples, etc., because they contain tannic acid, which can cause constipation and aggravate the condition.
　　
　　Patients with respiratory tract infections: especially those with sore throat, cough , patients with excessive phlegm should eat more fruits such as pears, loquats, grapefruits, apricots, etc. that have the effects of resolving phlegm, moistening the lungs, and relieving coughs.