Final answer:
Intermittent fasting is based on the idea of alternating between periods of eating and fasting. The most common method is the 16/8 method, where you fast for 16 hours and have an 8-hour eating window.
Step-by-step explanation:
Intermittent fasting is based on the idea that by alternating between periods of eating and fasting, it can have various health benefits. This eating pattern involves restricting food intake for a specific period of time, followed by a period of eating. The most common method of intermittent fasting is the 16/8 method, where you fast for 16 hours and have an 8-hour eating window.