Book excerpt: Health, Hygiene and Nutrition - 3 Tiers of a Good Living brings forth information regarding how to maintain good health by living in a healthy, hygienic environment as well as assuring you have nutritious food. To be able to keep a track of all these, one first has to be knowledgeable and then practice them in everyday life. It will be immensely valuable for you and your family. Please remember that for good health and of course a disease-free life, you may need vaccination and immunization in your early years, as well as booster shots during your adolescent and adult life. I am sure you know that a happy mind lives in a healthy body. Without a peaceful and happy mind, our brain does not function appropriately, and we become restless, make mistakes and have to pay for that dearly. Therefore, this book promises you a good living through proper maintenance of good health, living in hygienic conditions and proper nutrition.