I have read that they should be replaced twice a year. I wear new balance sneakers and shoes and when I take out the insole it is very thin and has no arch support, the arch support appears to be built into the shoe itself. So how often do I need to replace my sneakers and shoes? I am prone to...

http://www.urbanoutfitters.com/urban/catalog/productdetail.jsp?id=13972864&navAction=jump&navCount=45 ^ Where can I buy shoes like those? I know I sound stupid, considering those are a pair I can buy, but Urban Outifitters shoes run small and they don't have the size I need for them to actually...

I have a pair of Champion brand sneakers that I love and have practically worn into the ground at this point. I want to find another pair of the same style, but for the life of me I cannot find a list of Champion shoes anywhere. I've looked at Champion's website, store websites, sneaker lovers'...