What Causes Burning Sensation And Severe Pain In Right Foot?

I've been having problem with my right foot I've had a x-ray done and it came back fine also I been check for diabetes and arthiritis and it came back fine so I would like to know what's going on my foot. Symptoms are burning sensation, shooting pain. The only thing I have is that I have fallen arches in both foot but only the right foot is causing me a lot of problems.