Can a light box fix sleep problems in MS?

NCT ID NCT04054050

Completed Symptom relief Sponsor: Johns Hopkins University Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jul 22, 2026 · Updated 4 times

Summary

This study tested whether bright light therapy could help people with multiple sclerosis who have trouble sleeping. 27 participants used a light box at home. The goal was to see if it was safe and if it improved sleep and daily function.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: bright light therapy via a light box
What this could lead to: If it works, this could offer a simple, drug-free way to improve sleep and quality of life for people with MS.
What could go wrong: This was a very small pilot study with only 27 participants, so results may not apply to everyone. It focused on safety and early signals, not proof of effectiveness.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Fatigue insomnia multiple sclerosis Parasomnias

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

MULTIPLE SCLEROSIS

Contacts and locations

Locations

Johns Hopkins School of Medicine

Baltimore, Maryland, 21287, United States

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