Knee effusion, also known as “knee effusion”, is a clinical condition. Behind the knee effusion lies a number of joint injuries. In general, synovitis, joint infections, inflammation of the joint, meniscal damage, and other conditions can cause knee effusion. The gap between our bones and bones, the joint cavity, has water and gas in this, as well as synovial fluid, which is of course very small amounts. Synovial fluid is produced by the synovial membrane of the joint and is constantly absorbed and metabolized. When there is an abnormality in the synovial membrane of the knee joint, the secretion and metabolism of the fluid will be imbalanced, so that more is secreted and less is metabolized, resulting in knee effusion. What should I do if I have a knee effusion? If the effusion is mild and there is no serious pain, it will usually improve in about two weeks. If it is a serious joint effusion, the appearance looks obviously swollen and the fingers can touch the fluid, that is, the floating patella test is positive: the doctor supports the inner and outer side of the affected knee with the thumb and index finger with one hand, and presses the patella downward with the thumb with the other hand, and a floating sensation under the finger is positive (like pressing on a board floating on the water). At this time, it is recommended to seek medical attention and undergo appropriate tests to confirm the diagnosis so as not to delay the treatment. In addition to professional doctor’s treatment, there are several methods that can assist you in relieving your symptoms at the same time as treatment. The first move, Chinese herbal fumigation and massage recommended “elimination of fluid soup” formula, this formula has the blood circulation, eliminate blood stasis, reduce swelling and pain effect. Method: Boil the Chinese herbs with water and put them in a wooden bucket, then apply the herbs to the affected area and rub the palm of your hand around the knee joint. Second, practice strengthen the quadriceps functional exercise, as shown below, such as lying flat on the bed, the affected limb straight, constantly contracting the quadriceps, so that the patella moves up and down to stir up the joint fluid to help the swelling of the dissipation, absorption, to prevent adhesions appear. Warm tips: 1, adjust the diet structure, avoid excessive intake of acidic substances. 2, avoid overexertion, strengthen the knee joint to keep warm. 3. The above treatment is suitable for mild effusion. If the amount of swelling is large, please come to the hospital promptly.