16:8 is the most common intermittent fasting method.
Tips
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Shorthand from Chinese health and fitness circles — read digit-by-digit (yāo-liù-bā) like a phone number. Often written 168断食 in full.
culture
Independently, 168 is a lucky-sounding number in business (谐音 'yī lù fā' — prosperity all the way); in diet content the meaning is strictly the 16/8 fasting schedule.
