Plain-English translation of NCT06246214 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
This study doesn't follow the usual testing phases — it may be an observational study or a different type of research.
This trial is testing Blue Light Therapy (BlueLT)—a special light device that emits blue wavelengths—to see if it can help reduce depression and anxiety in women shortly after childbirth. Your body's internal clock and sleep patterns play a big role in mood, especially during this vulnerable time after delivery. The study wants to learn whether this light therapy can reset your body's rhythms and improve how you feel.
Sleep problems and disrupted daily rhythms are strongly linked to postpartum depression, sometimes making the risk four times higher. Current treatments don't always work for everyone, so researchers are exploring whether this light-based treatment could offer a new, drug-free option to prevent and treat depression during this critical period.
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You would be randomly assigned to use either the active blue light device or a comparison light device for 30 minutes each day before 4 p.m. for one month. Researchers will track your sleep patterns, light exposure, and mood using wearable devices and blood tests to understand how your body's rhythms change. You'll also complete questionnaires about your mood and how you're feeling throughout the study.
AI-generated summary from trial data · Jun 26, 2026 · Not medical advice
Brazil
Sponsor
Hospital de Clinicas de Porto Alegre
Collaborators
Federal University of Rio Grande do Sul
Enrollment target
~150 participants
Started
January 2024
Primary completion
May 2027
Age range
18 Years and older
Sex
Female only
Last updated on clinicaltrials.gov in December 2025.
Reach out to the team running this trial. Response times vary — some teams are faster than others.
Central contact
Maria Paz L Hidalgo
+555133596339
Tell us you're interested and we'll help connect you with the research team. We'll walk you through what to expect first — no email needed to get started.