据医学专家介绍,春运过程中交通工具内空气不流通、人多拥挤环境嘈杂、饮食睡眠难以保证、舟车劳顿、温差变化等因素,使各类疾病极有可能乘虚而入。因此,要谨防发生“旅途综合症”。血液循环不畅导致的血栓、呼吸系统疾病、肠胃疾病、心脑血管等慢性疾 According to medical experts, the transport of air during the Spring Festival is not in circulation, crowded and crowded environment, difficult to ensure diet and sleep, temperature changes and other factors, so that all kinds of diseases are most likely to take advantage of. Therefore, beware of the occurrence of “travel syndrome.” Blood clots caused by poor circulation, respiratory diseases, gastrointestinal diseases, cardiovascular and other chronic diseases