Could you explain more? I am aware of blue light effect but did not know I could just use red light.
I am reading this now. Awesome book!
https://www.amazon.com/Why-We-Sleep-Unlocking-Dreams/dp/1501144316
Discussion
Check out dr Jack Kruse. He’s got great info about blue light. Simply put: blue light blocks melatonin because it tricks your brain into thinking it’s daylight. Red light creates brightness without the unnatural effects on sleep