Walking with a limp after hip replacement is normal in most cases, and requires constant adaptation to the new hip joint and a gradual return to normal walking. In rare cases, it may be caused by unsuccessful surgery. Hip replacement refers to the replacement of diseased tissue with an artificial hip joint, and is a direct solution to hip joint disease. After the replacement surgery, walking with a limp may result because of the artificial joint and the difference in the length of the legs after the replacement. This can be relieved after gradual adaptation. Gradual adaptation means that you can gradually get used to the newly replaced artificial hip joint, but you may not be able to recover completely (but it does not affect the function), which is acceptable. After hip replacement, it is also important to avoid excessive internal retraction and internal rotation of the affected limb, and excessive squatting (which can lead to dislocation of the femoral head). Rarely, the surgery may be unsuccessful. However, such cases are very rare and can be avoided by knee replacement surgery done by professional doctors in regular hospitals, so there is no need to worry too much. If you are still limping for a long time after hip replacement, it is recommended that you go to the hospital for a review to find out the cause of the limp and target treatment.