SLEEPINESS, DAYTIME

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Completed 1

Later school bells boost teen sleep and mood, study finds

Knowledge-focused Completed

This study looked at whether pushing back high school start times helps teenagers get more sleep, feel less sleepy during the day, and improve their mental health and grades. Over 500 Norwegian first-year high school students took part. Researchers compared sleep patterns, daytim…

Matched conditions: SLEEPINESS, DAYTIME

Phase: NA • Sponsor: University of Bergen • Aim: Knowledge-focused

Last updated May 12, 2026 13:41 UTC

SLEEPINESS, DAYTIME

Get alerted when new SLEEPINESS, DAYTIME trials appear

Later school bells boost teen sleep and mood, study finds