One question do heated insoles have support or are they all about keeping your feet warm only?

Thanks for your replies guys. craig-sm I think your right I wont get any insoles until I know what is causing my problems. Got an appointment with my doc in a week so hopefully he will be able to shed some light on my issue better.

Thanks for the shoe suggestion lebowski Iv been checking out those ...

1+ for Forma boots! Very good and unlike other big boots they dont give me blisters.

My feet have been giving me grief recently and I suspect im am developing plantar fasciitis.. I don't know if it was my bike what has caused it or my love of running but definitely one of them.

I was wondering if anyone knew any good insoles to buy? I have been looking around and have found quite ...