Screens should be turned off at least one hour before bed, as blue light negatively impacts sleep, while red light is beneficial.

“No screens”

“Screens off 60 min before bed. Here's why: + easier to fall asleep + improves overall sleep quality”

“5. turn off screens. Have red/amber light in your environment.”

“Screens off 1 hour before bed. Blue light is bad for sleep. Red light is good.”

“That means screens are off. ... Have blue uh I'm sorry, have red and amber lights. Turn off blues.”