Knee replacement surgery is a last resort. The invasive procedure to install an artificial joint comes only after all efforts to cope with worn out knee cartilage (osteoarthritis) have failed to ...

However, the study showed that aggressive high-intensity rehab after total knee arthroplasty does not affect range of motion. Rehab is a highly understudied component of surgery.

Dr. Ayesha Abdeen, chief of hip and knee replacement surgery at Boston Medical Center, breaks down exactly what to expect—from managing pain in the first few days to getting back on your feet ...

The study included 30,545 patients (mean age, 65 years; mean BMI, 29 kg/m 2), 27% of whom had prior surgery in their most affected knee.