Knee swelling and pain need to be treated according to the cause of the disease, including rest, elevation of the affected limb, local hot compresses and other physical therapy, anti-infection, pain relief, anti-inflammatory, anti-tumor, surgery and other treatment modalities. 1. Overexertion: for the overworked muscles around the knee caused by swelling and pain, the treatment is based on rest, local hot compresses, light massage and other treatments, most patients can be relieved. 2. Trauma: for trauma caused by knee swelling and pain, treatment can be taken when the injury is mild conservative treatment, including elevation of the affected limb, avoiding activities, early cold compresses, the use of ibuprofen and other painkillers. When the injury is more serious or open trauma, timely surgical treatment is needed. 3. Localized infections: for infections caused by knee redness, swelling, heat, pain, etc., the treatment mainly needs to actively carry out anti-infection treatment according to the pathogens. 4. Fasciitis: for local aseptic inflammation caused by knee swelling and pain, the treatment is mainly to pay attention to rest, local hot compresses, when the pain is serious, you can use topical indomethacin babu cream or oral celecoxib and other anti-inflammatory pain medications. 5. Knee diseases: including gouty arthritis, rheumatoid arthritis, knee tuberculosis, knee tumors and other diseases, the treatment needs to be based on the cause of uric acid, anti-rheumatoid, anti-tumor treatment. Knee swelling and pain may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.