What is 16:8 intermittent fasting?

Last reviewed · Jun 29, 2026 · Not medical advice
Quick answer

16:8 means fasting for 16 hours and eating during an 8-hour window.

Step by step

01 Choose a fasting window that fits your normal day.
02 Try it for several days before changing the plan.
03 Track symptoms and consistency, not just hours.

The longer answer

It is one of the most searched fasting methods because it feels simple and repeatable. A common version is eating from 12 PM to 8 PM, then fasting overnight.

Tip

A boring schedule you can repeat beats an extreme schedule you quit.

Common mistake

Copying someone else's fasting window without checking your own life and health context.

Track in the app

Track fasting duration, eating window, energy, hunger, and completion rate.

Safety note
Educational only. People who are pregnant, breastfeeding, under 18, have diabetes, take glucose-affecting medication, have a history of eating disorders, or feel unwell should speak with a qualified clinician before fasting.

Related questions

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