Light pollution at night is getting worse. How can people maintain good sleep hygiene when brightness seeps in through the windows?
Light Pollution
Interesting Ways Light Can Affect Our Lives
My city lights - Handmade Paintings
The Psychological Impact of Light & Color
Blue Light and Eye Health
Housecall For Health: Night Light Hazards
Light exposure may be linked to several mental health conditions
Red light therapy: How it affects sleep
How exposure to blue light affects your brain and body