Harvard Health Beat
Is it the right time for a knee replacement?
Age alone is no bar to surgery. Older and younger people benefit equally, as long as they are generally healthy to start. However, people under 60 are encouraged to delay total knee replacement if they can. The reason? Artificial joints have a limited life span. Assuming an average level of physical activity, you can expect today's joint implants to last 15 to 20 years—sometimes longer. However, if you are overweight or more physically active