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Sleep

Does no caffeine after 2pm increase sleep duration?

  • Total length28 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 duration — Numeric (hours)

Suggested schedule

  1. BaselineTrack Sleep duration for 7 days while keeping your routine as usual — a stable “before” reading.
  2. The changeNo caffeine after 2pm for 21 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.