Download or read book The Healing Energies of Light written by Roger Coghill and published by Gaia Books. This book was released on 2005 with total page 160 pages. Available in PDF, EPUB and Kindle. Book excerpt: Light levels profoundly affect the human brain's ability to function. Research demonstrates that light plays a critical role in physical and emotional well-being. Here, the full spectrum of light's influence is revealed, including light how and why the human body reacts differently to natural and artificial light, and how to use light at home, at work and during times of relaxation.