哮喘发作,自古以来就被认为与气象因素关系极大:临床统计,天气变化占哮喘病发作原因的四分之三以上,其次为疲劳、过敏、饮食不当等因素。从时间上看,每年的九十月份是哮喘病的高发季节,其次是冬季、初春和梅雨时节。秋季是一年中冷空气活动较为频繁的季节,气温的降低直 Asthma attacks have been considered as having a great relationship with meteorological factors since ancient times: clinical statistics show that the weather changes account for more than three quarters of the causes of asthma attacks, followed by fatigue, allergies and improper diet. From a time point of view, each year in September is the high season of asthma, followed by the winter, early spring and the rainy season. Autumn is the year more frequent activities of cold air season, the temperature dropped straight