病人吃水果也有许多学问，某些 疾病患者如果吃了不合适的水果，常 常使病情加重。 糖尿病患者不宜食用含糖量高的水果，如香蕉、苹果、荔枝、桂圆、大枣等；胃及十二指肠溃疡病人，如果胃酸过多，则不宜吃杨梅、柠檬等；心力衰竭的病人不能食用西瓜、椰子，以免加重心胜负担； Patients eat fruit, there are many learning, some patients with diseases if they eat inappropriate fruits, often make the disease worse. Diabetic patients should not eat high sugar content of fruits, such as bananas, apples, lychee, longan, jujube, etc .; stomach and duodenal ulcer patients, if the stomach acid too much, you should not eat bayberry, lemon, etc .; heart failure patients Can not eat watermelon, coconut, so as not to increase the heart to bear the burden;