Is intermittent fasting safe or silly?

Intermittent fasting (IF) is the process of manipulating your calorie intake based on a time schedule. Basically, it means condensing your meals for the day into a smaller window of time; for

Fasting (official trailer)

This is the first documentary film to explore the 7 different methods of fasting including Time-Restricted Feeding (overnight fasting), Intermittent & Prolonged Fasting, Long-Term Water Fasting, Religious Fasting, Eating Disorders, Improvising or