# Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens

> **NCT04792697** · NA · RECRUITING · sponsor: **University of Pittsburgh** · enrollment: 100 (estimated)

## Conditions studied

- Delayed Sleep Phase Syndrome

## Interventions

- **OTHER:** Increase morning bright light
- **OTHER:** Decrease evening blue light
- **BEHAVIORAL:** Sleep Scheduling
- **BEHAVIORAL:** Monitor sleep, mood, and substance use

## Key facts

- **NCT ID:** NCT04792697
- **Lead sponsor:** University of Pittsburgh
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-05-01
- **Primary completion:** 2026-05-31
- **Final completion:** 2026-05-31
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2026-05-06

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04792697

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04792697, "Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens". Retrieved via AI Analytics 2026-06-29 from https://api.ai-analytics.org/clinical/NCT04792697. Licensed CC0.

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