Exploring The Spectrum – Health and Light – Dr. John Ott documentary on the health effects of light

I read Dr. Ott’s books back in the 80’s and spoke with him by phone once or twice before he died. This extremely important 1974 documentary on the health effects of full spectrum light and often feared the ultra violet frequencies has been almost lost to humanity as few have ever seen it. He told … Read moreExploring The Spectrum – Health and Light – Dr. John Ott documentary on the health effects of light