I know how painful that can be Ray. Inserts can help, but I would have it checked out by a doctor. The hardest part is when your foot is in one position for a long time, like in the morning when you get out of bed. Or even sitting in a chair.
Some of these stretches help me. Hope they help.
http://www.heel-that-pain.com/heel_p...FYWe4AodJCcAaA