If you’ve been wearing the same pair of orthotics for a few years and have started to notice new aches in your feet, knees, or lower back, you’re not imagining it. One of the most common questions patients ask at Foot Care Whitby is: “Can old orthotics cause foot pain?” The short answer is yes — worn or aging orthotics can absolutely contribute to discomfort. But the more important question is why this happens and how to know when it’s time for a reassessment.   Why Orthotics Don’t Last Forever Custom orthotics are medical devices designed to support your unique foot structure, improve alignment, and reduce stress on bones and soft tissues. But like any device used daily, they experience wear and tear. Over time, orthotics can lose their effectiveness due to: Material compression — cushioning layers flatten and lose shock absorption Shell fatigue — the corrective structure softens or deforms Daily wear and friction Changes in your b...