One of the more common issues people can have with their feet is something called Planters Faciitis. This also goes by some other names such as heel spurs or jogger's heel.
It seems to be a repetitive strain injury involving foot and leg muscles, tendons, ligaments and the bones that they are attached to .
With proper exercise, complete rehabilitation is possible.
A useful tool for a speedy recovery is the foot trainer. Read more about this product at www.foottrainer.com