本文报道了湖北省麻城市4所中学发生的一种原因不明的肢痛症。整群抽样调查了1702名学生,499名病例(发病率29.32%)。以女学生、住读生发病为主。结果提示:肢痛症流行与气温反常、住宿条件差、潮湿、寒冷、拥挤、学习负担重、思想紧张、缺乏课外活动等因素有关。干预试验结果认为与维生素B_1,B_2,C无关。并提出初步预防措施。 This article reports an unknown cause of limb pain in 4 middle schools in Macheng City, Hubei Province. Cluster sampling surveyed 1702 students, 499 cases (incidence of 29.32%). Female students, living students mainly sick. The results suggest that the prevalence of arthralgia is related to abnormal temperature, poor accommodation, dampness, cold, congestion, heavy learning burden, stressful thoughts and lack of extracurricular activities. Intervention test results that have nothing to do with vitamin B_1, B_2, C. And put forward preliminary preventive measures.