What is the 5:2 fasting method?

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

The 5:2 method usually means eating normally five days a week and restricting calories on two days.

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

Johns Hopkins and Mayo describe 5:2-style fasting as a form of intermittent fasting. It is different from daily 16:8 because the fasting pattern happens across the week.

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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