The wrong insole can make a well-fitting shoe suddenly too tight. The wrong insole can also redistribute our bodyweight in such a way that our foot pain seems alleviated but our ankles are now sore or we cannot bend our feet with the same ease.

Is it good to wear insoles?

Not only can insoles provide much needed pain relief for foot, ankle and leg issues, they can also provide a wide range of benefits focused on aligning feet into a healthy position when standing, running and walking.

Do insoles ruin shoes?

They're no good anymore—potentially even dangerous. Wearing worn-out pairs can cause heel, foot, and back pain as well as long-term tissue damage, says Whitaker. “If the symptom that you bought the insole to correct comes back, that's a clear sign they need to be changed,” he says.