# Role of Photic and Non-photic Time Cues in Resetting Circadian Rhythms

> **NCT05276739** · NA · UNKNOWN · sponsor: **Brigham and Women's Hospital** · enrollment: 48 (estimated)

## Conditions studied

- Light Exposure
- Meal Timing

## Interventions

- **BEHAVIORAL:** Bright Light
- **BEHAVIORAL:** Time-restricted eating
- **BEHAVIORAL:** Dim light
- **BEHAVIORAL:** 12-h meal window

## Key facts

- **NCT ID:** NCT05276739
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-07-29
- **Primary completion:** 2025-03-30
- **Final completion:** 2025-09-30
- **Target enrollment:** 48 (ESTIMATED)
- **Last updated:** 2023-06-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05276739

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05276739, "Role of Photic and Non-photic Time Cues in Resetting Circadian Rhythms". Retrieved via AI Analytics 2026-09-17 from https://api.ai-analytics.org/clinical/NCT05276739. Licensed CC0.

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