Is There a Placebo Effect on Blue Lights?

"I have a setting it's called red lights everywhere and every hue light in the house. It changes the feeling of everything instantly if you have super intense red or purple light everything looks different" "You really do notice a difference whether that helps you sleep better I think is disputed but if it feels different then it's realYeah like the placebo effect is a thing because itIt does affect you like I don't care anymore so much about the science behind blue light it it's more of it just puts me in a mind set," he says. He also advises people to lay out their clothes the night before for exercise, as well as make sure they're clean.