扭伤因关节活动过度,超过正常范围,使周围的筋膜、肌肉、肌腱等受强力牵拉,发生损伤或撕裂,称扭伤(俗称扭筋)。扭伤常发生在剧烈运动,行走在高低不平的路上,穿高跟鞋,下楼梯等情况下。常见的扭伤为足踝部及腰部。伤后出现关节肿胀、剧痛、活动受限、关节皮下淤血,腰部扭伤不能扭转 Excessive sprain due to joint activity, more than the normal range, so that the surrounding fascia, muscles, tendons and other strong traction, damage or tearing, called sprain (commonly known as twisted tendons). Sprains often occur in strenuous exercise, walking on rugged roads, wearing high heels, stairs and other circumstances. Common sprain is the ankle and waist. Joint swelling after injury, severe pain, limited mobility, joint subcutaneous congestion, waist sprain can not be reversed