Treatment of Painful Diabetic Neuropathy With Photon Stimulation

pulsed infrared light will be applied to feet, ankles and popliteal fossae of patients with diabetic neuropathy

patients will be exposed to the same machine used to provide pulsed infrared light, but the light emitting diodes will not be activated. All other aspects of the treatment will be the same. The patient and investigator will be blind to treatment assignment.