Is it better to fast in the morning or at night?

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

Neither is universally better; choose the window that fits sleep, meals, work, and hunger.

Step by step

01 Pick a window based on your real day.
02 Try it for a week.
03 Track hunger and sleep.

The longer answer

Some people skip breakfast, others prefer earlier eating windows. The best routine is the one you can repeat without feeling awful.

Tip

The best fasting window is the least chaotic one.

Common mistake

Picking a schedule that fights your life.

Track in the app

Track activity type, fast duration, water, caffeine, energy, and completion.

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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