As a runner you will occasionally have to deal with blisters.
Rotate your running shoes for better performance.
If you are a racer, or an occasional jogger, having two pairs of running shoes will improve your running, while also extending the lifetime of your running shoes..
Running injuries are exacerbated by wearing the wrong shoe.
Checking the wear pattern of your running shoes is very important.
The musculoskeletal impact of worn out running shoes.
How do you know when your running shoes need to be replaced?