Health and Light: The extraordinary Study that Shows How light Affects Your Health and emotional well being.

The story of John Ott's discovery of the role light plays in sustaining physical health is one of the true scientific breakthroughs of the last half century. It is the story of an observant, intelligent man who acted upon his observations and then supported them with scientific exploration. Health and Light has led many people to a greater understanding of the subtle role light plays in maintaining physical and emotional health.

John Ott was the developer of time-lapse photography; much of his work was featured in Walt Disney nature films. While working on these projects, he discovered the importance of lighting in growing certain flowers. Experimenting, he discovered that exposure to light and other radiations also affects animal and human growth. His research is causing science to revise its opinions about the therapeutic benefits of light.