# Photobiomodulation, Heart Rate Variability, and Acute Stress

> **NCT07475858** · NA · NOT_YET_RECRUITING · sponsor: **Brigham and Women's Hospital** · enrollment: 40 (estimated)

## Conditions studied

- Stress

## Interventions

- **DEVICE:** Vielight Vagus
- **OTHER:** Sham Vielight Vagus

## Key facts

- **NCT ID:** NCT07475858
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-04-01
- **Primary completion:** 2027-05-31
- **Final completion:** 2027-08-31
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2026-03-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07475858

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07475858, "Photobiomodulation, Heart Rate Variability, and Acute Stress". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT07475858. Licensed CC0.

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