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Sleep

Does cutting caffeine after 2pm improve sleep?

  • Total length21 days
  • Run daysEvery day

Tap “Open in HypoMe” on iOS. We’ll send you to the App Store if the app isn’t installed yet.

The change

No caffeine after 2pm

What you measure

Sleep quality — 1–10 scale

Suggested schedule

  1. BaselineTrack Sleep quality for 7 days while keeping your routine as usual — a stable “before” reading.
  2. The changeNo caffeine after 2pm for 14 days. Keep logging the same outcome.
  3. Review the verdictHypoMe contrasts the two phases with effect-size statistics and a plain-language summary.

Evidence

Background reading hand-picked by the HypoMe team:

HypoMe is a self-experimentation tool, not medical advice. Talk to a qualified professional before making changes to medication, training, or diet.

Run this experiment

HypoMe walks you through baseline, the change, and a daily check-in that takes seconds. Get a plain-language verdict at the end backed by real statistics.