10 days after double knee replacement surgery, most patients are focused on surviving the day… But if you can safely work on knee extension — even just a little bit — the long-term benefits are huge. ⸻ ✅ Better knee extension means better walking mechanics ✅ Less stress on your low back and hips ✅ Easier time getting in and out of a chair ✅ Reduced risk of long-term stiffness or contracture ⸻ The key is gentle, frequent movement. We’re not forcing the knees flat — we’re encouraging them to relax