Toe-In, Toe-Out, Tune-Up: Can a Five-Degree Gait Change Slow Knee Osteoarthritis?

Medial compartment knee osteoarthritis can seem like a mechanical problem hiding inside a biological one. The cartilage complains, the synovium contributes, the bone remodels — but the varus-loaded knee keeps marching along, step after step, applying the same unfavorable forces thousands of times a day.