春天由于温暖多风,适宜于细菌、病毒等微生物的繁殖和传播。因此,春天外感较多,对身体虚弱的老年人来说更应引起重视。气候变化容易使人血压增高,出现头痛、头晕、失眠等症状。饮食防治的方法是,每天吃香蕉或橘子250~500克;或用香蕉皮100克,水煎代茶,频频饮之。因为香蕉含有能降低血压的钾离子。另外,经常食用含钾多的柠 Spring because of the warm windy, suitable for bacteria, viruses and other microorganisms breeding and spread. Therefore, more spring extrinsic, for the frail elderly should pay more attention. Climate change easily make people with high blood pressure, headache, dizziness, insomnia and other symptoms. Diet prevention and control method is to eat bananas or oranges 250 to 500 grams a day; or 100 grams of banana peel, water Jiancha, frequently drink. Because bananas contain potassium that reduces blood pressure. In addition, regular consumption of potassium and more lemon