Science of Light is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to

Over 3,000,000 copies sold!

 ~ 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 quarter 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.
 ~ Click to Order