Space light-emitting diode (LED) technology
Upon request here is the link to the NASA Marshall Space Flight Center, Journal of Clinical Laser Medicine & Surgery…. about medical study of light emiting diodes ( folow the links and download the pdf. THIS IS A MUST HAVE !
http://dermillume.com/HealingRed/WhelanRedLightStudy.PDF
Abstract: Space light-emitting diode (LED) technology has provided medicine with a new tool capable of delivering light deep into tissues of the body, at wavelengths which are biologically optimal for cancer treatment and wound healing. This LED technology has already flown on Space Shuttle missions, and shows promise for wound healing applications of benefit to Space Station astronauts, and in Special Operations