咳嗽作为临床常见症状,可引起人体诸多不适,如失眠、疲劳、肌肉疼痛、声音嘶哑、多汗、尿失禁等。咳嗽是最常见的呼吸道症状之一,也是患者最常见的就诊原因之一。但咳嗽不是疾病,它是肌体的一种重要防御机制,其作用是将呼吸道异物排出体外。 Cough as a common clinical symptoms, can cause a lot of human discomfort, such as insomnia, fatigue, muscle pain, hoarseness, sweating, incontinence and so on. Cough is one of the most common respiratory symptoms and one of the most common causes of treatment in patients. But cough is not a disease, it is an important defense mechanism of the body, its role is to expel the foreign body of respiratory tract.