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很多受过严重外伤、做过手术或曾经骨折的人都有同样的体会,一到阴雨天或天气骤变时,旧伤部位就会出现不同程度的疼痛或不适。那么,为什么在天气变化时,这些旧伤部位会出现疼痛或不适呢?原来,人在骨折、受伤或手术后,伤口部位的皮肤和皮下组织会形成疤痕。而疤痕内有许多纤细的神经纤维,它们对外界气候的变化相当敏感。当空气阴冷潮湿时,寒冷和潮湿等刺激一方面可使疤痕组织及其附近的肌肉、血
Many people who have suffered severe trauma, surgery or fracture have the same experience. When the rainy days or the sudden changes of weather have caused some pain or discomfort in the old injured area. So, why in the weather changes, these parts of the old will appear pain or discomfort? It turned out that people in the fracture, injury or surgery, the wounds of the skin and subcutaneous tissue will form a scar. The scars have many fine nerve fibers, which are quite sensitive to changes in the external climate. When the air is cold and humid, cold and humid stimulation on the one hand can make scar tissue and its nearby muscles, blood