If you feel swollen and distended, you need to consider a variety of possible causes. This situation may be caused by lumbar muscle strain, mainly due to the usual sedentary, long-term fixed a bad posture habits, and lead to muscle spasm in the waist, easy to appear sterile inflammation, this situation first need to pay attention to correct bad posture habits, and then can do lumbar health care, such as can often do swallow movements, can also often massage, hot compresses. The swelling of the waist may also be caused by organ lesions, such as kidney lesions, which can be examined by urological ultrasound to see if there are any kidney cysts, etc. If there is a problem, you need to go to the urology department to give timely therapeutic intervention. This condition can also be seen in women with gynecological inflammation, so you can visit a gynecologist to get a clear examination and give targeted treatment.