Dr Helen Burgess and Dr Alyson Zalta discuss their research involving morning light or blue light therapy on veterans and its impact on pain, depression and PTSD. The early studies suggest that clinical meaningful reduction in PTSD symptoms may occur when using this simple, at home , non pharmaceutical therapy. Dr. Burgess explains the type of light needed and its daily and weekly usage. Dr. Zalta explains what additional research is necessary. They discuss this promising therapy with Veterans Radio producer Jim Fausone .