They work together to make fasting as a therapeutic technique both realistic and understandable. The Complete Guide to Fasting explains: - why fasting is actually good for health; - who can benefit from fasting (and who won't); - the history of fasting; - the different ways to fast: intermittent, alternate-day, and extended fasting; - what to expect when starting to fast; - how to track progress while fasting; - the weight loss effects of fasting; and - how to avoid potential negative effects from fasting.