Common causes of joint swelling include trauma, arthritis, synovitis, etc. Depending on the cause of the swelling, there are methods of medication, physical therapy and surgery. 1. Joint swelling caused by trauma: the main methods to reduce swelling and stasis include ice compresses, which can reduce local oozing, and at the same time, reduce joint activities. 2. Arthritis: Physiotherapy methods can be taken, such as ultrashort wave physiotherapy or deep heat therapy, traditional Chinese medicine fumigation physiotherapy, which can eliminate local inflammation, improve local blood circulation, so that the swelling is reduced. Oral non-steroidal anti-inflammatory drugs, such as Nimesulide dispersible tablets can be taken. If the joint lesion is serious, surgery can be performed, such as arthroscopic cleaning or joint replacement. 3. Synovitis caused by: can be applied to activate blood and reduce swelling of the drug treatment, such as Panax notoginseng tablets or blood pain capsule, can be used externally safflower oil or Yunnan Baiyao aerosol. Ultrasonic physiotherapy can also be taken. Swelling of joints to reduce swelling and stasis need to go to the hospital first to identify the cause, for the cause of the treatment.