Recovery time for knee bursitis is determined by the severity of the lesion, about 1 month for mild patients, if more serious recovery may be 2~3 months. Knee bursitis is caused by joint strain, cold or trauma resulting in localized swelling, fluid accumulation, joint activity is limited, bursitis should reduce knee flexion activities, pay attention to joint warmth. You can take the towel hot compress to improve local circulation, reduce swelling and pain. Deep heat therapy can be applied to promote fluid absorption. If the bursa is superficial, a sterile syringe can be used to draw out the fluid and inject medication. Most of them can recover in about 1 month. For bursitis caused by gout, infection, tumor, osteoarthritis, which is more serious and will have repeated episodes of pain and swelling, it can also be removed by minimally invasive surgery, and the recovery period usually takes 2~3 months. So knee bursitis mild generally take 1 month to return to normal, more serious bursitis will recurring swelling and pain, the recovery time may be 2~3 months. It is recommended to consult a doctor in time to clarify the cause of the disease and follow the doctor’s instructions for treatment.