NCT05808179

Shifting Sleep Timing in Teens

Passive Phototherapy to Improve Sleep in Teens

• Status: Recruiting
• Phase: N/A
• Study type: Interventional
• Enrollment: 160 (estimated)
• Sponsor: Stanford University · Academic / Other
• Sex: All
• Age: 14 Years – 18 Years
• Healthy volunteers: Accepted

Summary

The goal of this clinical trial is to determine whether a combination of a novel lighting intervention and a behavioral intervention are able to increase total sleep time in adolescents. The main questions this trial aims to answer are whether this combination therapy is able to meaningfully increase total sleep time in adolescents, and do so over a sustained period of time, and whether such a changes is associated with concomitant changes in mood and cognitive performance.

Conditions

• Sleep Insufficiency
• Sleep
• Adolescent Behavior

Interventions

Type	Name	Description
DEVICE	Light	Broad-spectrum white light flashes are \~4000 lux, 2 msec long, occur every 20 s
BEHAVIORAL	CBT	Cognitive behavioral therapy including psychoeducation, sleep hygiene, stimulus control, activity scheduling, motivational interviewing
DEVICE	Sham Light	Broad-spectrum white light flashes are \~4000 lux, 2 msec long, occur once

Timeline

• Start date: 2022-07-01
• Primary completion: 2026-06-20
• Completion: 2026-06-20
• First posted: 2023-04-11
• Last updated: 2025-06-24

Locations

1 site across 1 country: United States