Health results from healthful living. No matter how successful a fasting experience might be, it needs to be followed by a consistently healthy lifestyle. The requirements of health must continue to be provided, especially in the areas of diet, environment, activity and psychology. People, who undertake a fast in a supervised setting, tend to achieve health more quickly than those who attempt changes without a fast. The intensive health education, plus the emotional support they receive during their stay, results in increased compliance with dietary and lifestyle recommendations. This book contains most of studies from worldwide institutions and put all body systems under fasting effect. it is for healthy people and patients.Also for students and medical interests.