Hip sprain after a week is still a bit swollen is a normal phenomenon, because the sprain will generally cause local soft tissue damage, causing bruising, swelling and other phenomena, depending on the degree of sprain, swelling time is likely to be greater than 1 week. Cold compresses can be applied within 72 hours after the sprain, and hot compresses can be applied appropriately after 72 hours to promote blood circulation and accelerate the subsidence of swelling. Hot compresses should pay attention to the temperature. Hip sprain should be bed rest, avoid weight bearing and strenuous activities, can be externally applied diclofenac diethylamide emulsion or Yunnan Baiyao and other drugs. After the pain symptoms are obviously relieved, you can properly practice joint activities, which will help the swelling subside. Depending on the severity of the condition, the time for the swelling to disappear varies and may last up to about 1 month. All of the above medications and joint activities should be done under the supervision of a doctor. You should go to the hospital promptly after a hip sprain to clarify the extent of the injury and choose the appropriate treatment according to the test results.