Eye Strength Through Sunlight by Bernarr MacFadden
Bernarr MacFadden is one of the pioneers of healthy living in America. In 1925 Bernarr MacFadden published the book Strengthening the EYES: A System of Scientific Eye Training, which presented a detail study of the eye and techniques to restore strength to weakening vision and eye health. In chapter 19, Bernarr MacFadden teaches a technique to strengthen the eyes with sunlight. Although the fear of the sun was, and still is strong in humanity, many people have achieved amazing results with these eye exercises.