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.
Disclaimer
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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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
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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University of Bern, Institute of Complementary Medicine
Bern, 3012, Switzerland
Contact