Seeing red? study tests how colored light changes your heart and brain
NCT ID NCT02919163
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study will expose 50 healthy adults to different colors of light for 15 minutes and measure changes in their heart rate, blood pressure, brain oxygen levels, and mood. The goal is to understand how colored light affects the body, not to treat any disease. Participants may also perform simple thinking tasks during light exposure.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- colored visible light
- What this could lead to
- If successful, this study could help us understand how different colors of light affect our body and mood, potentially guiding better lighting design for health and well-being.
- What could go wrong
- This is a small, early-stage study in healthy volunteers, not a treatment trial. The results may not apply to people with medical conditions, and the effects observed might be subtle or not clinically meaningful.
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.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
University of Bern, Institute of Complementary Medicine
Bern, 3012, Switzerland
More trials for these conditions
Other studies related to the condition(s) this trial covers.