How to Live : 9781596050358 : 01 Sep 2004 : Irving Fisher's interest in public health was the result of a bout with tuberculosis, after which he wrote "How to Live: Rules for Healthful Living Based on Modern Science". In his foreword to the book, former president and then-future Chief Justice William Howard Taft wrote that there were many "considerations that have influenced me to cooperate with the life extension movement, and to commend this volume to the earnest consideration of all who desire authoritative guidance in improving their own physical condition or in making effective the knowledge now available for bringing health and happiness to our people." To do that, the authors present chapters on the air, food, poisons, activities, and general hygiene, followed by sections dealing with being overweight or underweight, alcohol, posture, and tobacco -- and even how to avoid colds. Irving Fisher was a top American economist in the early 20th century who earned the first Ph.D. in eco