A 2014 study found that the installation of blue lighting at Japanese railway stations was associated with a reduction in suicides. Could this be demonstrating the potential impact of light on mood, behaviour, and psychological wellbeing?
Centre for Suicide Prevention
“Our regression analysis shows that the introduction of blue lights decreased the number suicides by 74% (CI: 48–87%) at stations where the blue lights were installed, while it did not result in a systematic increase in the number of suicides at the neighboring stations.
Interpretation
The installation of blue lights generated no systematic substitution phenomenon at nearby stations.”
Read more here.
Psychology Today: Train Suicides Reduced by Blue Lighting
- Read here.
Read more on Linkedin here.




A Different Shade of Care: Can the Colour of Light Improve Mental Health?
Share: