It purifies and does overhauling of our body. Fasting is the simplest and quickest method of relieving the body from overloaded food and preventing it from poisoning the system. Fasting once a month or if possible once a week is necessary to keep the body healthy. Fasting should not be confused with starvation. Fasting and starvation are two different types of condition. Fasting is constructive where as starvation is destructive. Fasting is one of the most important and cheapest of all-natural remedies. A fast means total abstention from taking any kind of food. There are different types of fast such as fruit fast, juice fast, water fast or half day fast by abstaining from food at one mealtime. This book explains how to do scientific fasting for remaining healthy and curing all diseases.