Health library

Myth or fact: Knee replacement surgery

Reviewed 3/17/2026

Sources

• American Academy of Orthopaedic Surgeons. "Obesity, Weight Loss, and Joint Replacement Surgery." https://orthoinfo.aaos.org/en/treatment/weight-loss-and-joint-replacement-surgery.
• American Academy of Orthopaedic Surgeons. "Total Knee Replacement." https://orthoinfo.aaos.org/en/treatment/total-knee-replacement.