You not seen Kenyans smashing records every week? Well actually there are very few of us who run as fast/efficiently or as light as Kenyans.
After an interesting period where shoes were seen as negatively affecting running and sandals were considered edgy, shoes have progressed to cater for every weight, gait, pronate or supronate.
There is so much evidence to support specialist advice on what shoe suits who - after all injuries generally happen on the run. What does your shoe do for you and should we use it too.