Is it a myth that running shoes must be replaced every six months, or does science support it?
Replace sneakers only if they're falling apart, as there's no evidence requiring routine swaps when they're still in good shape. Usage intensity matters most.
That said, treat yourself to new pairs for a proven benefit: Luxembourg researchers found runners alternating shoes reduce injury risk by 39%.
Worried about sole wear or lost cushioning? Our expert checklist highlights key signs to watch.
