How to Live: Rules for Healthful Living Based on Modern Science

The manual lays out practical guidance for preserving and improving individual health through hygienic living, covering ventilation, housing, clothing, outdoor life, sleep, diet (quantity, proteins, raw foods, mastication), elimination and poisons, dental care, posture, exercise, rest, mental poise, and avoidance of alcohol and tobacco. It presents specific rules and periodic examination advocacy, emphasizes prevention of chronic degenerative conditions, and offers supplements on special topics such as weight control, colds, and eugenics. Recommendations aim at raising physical efficiency and vitality by combining scientific findings with actionable daily routines.