防寒保暖早春乍暖还寒,气候多变,稍一疏忽就会受凉感冒,甚至继发呼吸道感染。对“老慢支”病人而言,采取多种措施,积极预防感冒、感染是重中之重。具体方法包括:加强锻炼,注意防寒保暖,及时增减衣物。居室经常通风, Cold warm Early spring is still cold, the climate changeable, a little negligence will catch a cold, and even secondary to respiratory infections. For the “old chronic bronchitis” patients, take a variety of measures to actively prevent the flu, infection is the most important. Specific methods include: to enhance exercise, pay attention to cold warm, timely increase or decrease in clothing. Room often ventilated,