Total knee replacement can return people with bad knees to levels of pain-free functioning they have not enjoyed in years. But the benefits of this major elective surgery come with risks and costs. Total knee replacement requires general anesthesia, so serious complications are always possible. Knee replacement involves a prolonged recovery, requiring months of rigorous physical therapy to regain full strength and range of motion. People planning on getting a new knee can increase the chance of a full and speedy recovery by doing physical therapy on the affected knee and leg before surgery.
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