One day Raymond Francis, a chemist and a graduate of MIT, found himself in a hospital, battling for his life. The diagnosis: acute chemical hepatitis, chronic fatigue, multiple chemical sensitivities, and several autoimmune syndromes, causing him to suffer fatigue, dizziness, impaired memory, heart palpitations, diarrhea, numbness, seizures and numerous other ailments. Knowing death was imminent unless he took action, Francis decided to research solutions for his disease himself. His findings and eventual recovery led him to conclude that almost all disease can be both prevented and...