So long as every action in the subconscious mind is positive, harmonious, wholesome and health-producing, there will be perfect health in the body; and as the subconscious is more and more thoroughly trained in such actions, physical vigor, physical vitality and physical endurance will increase in proportion. By giving a few moments every day to the training of the subconscious in health-building, the body will finally become so brimful of vigorous health that it will become practically immune from every ailment that was ever known.