Sleep more by tweaking your bedtime: new study tests simple fix for short sleepers
NCT ID NCT07345767
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether adjusting bedtime by just 15 minutes each week can help adults who sleep 6 hours or less get more sleep. Over 1,000 participants will use a sleep diary or Fitbit to guide their schedule. The goal is to see if this simple approach improves sleep duration, reduces tiredness, and boosts mental health and thinking skills.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Sleep schedule adjustment based on sleep diary or Fitbit data
- What this could lead to
- If successful, this could provide a simple, non-drug way for short sleepers to improve sleep duration and reduce daytime sleepiness.
- What could go wrong
- This is a behavioral study with no blinding, so results may be influenced by participant expectations. The intervention is small (15-minute adjustments) and may not work for everyone.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Contacts and locations
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Study contacts
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Contact
Email: •••••@•••••
Locations
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University of Arizona
RECRUITINGTucson, Arizona, 85719, United States