The waist is always sore and swollen, caused by a number of reasons, generally may be the following points lead to: First, due to long-term incorrect posture in daily life, such as long-term sitting and standing low, long-term bending and weight-bearing resulting in waist muscle fatigue caused by soreness. Second, due to cold, such as long exposure of the waist in daily life, external wind and cold caused by soreness and swelling. Third, may be due to some diseases, so that the waist soreness occurs, such as common compulsory spondylitis, inflammation of the urinary system, kidney stones, lumbar disc herniation and other diseases will lead to the waist soreness. It is advisable to actively go to the hospital for relevant examinations if the lumbar region is always sore and swollen. According to the examination results, it is the most correct choice to give certain treatment measures.