The libraryRecovery
Pre-sleep screen restriction
The melatonin hit needed hours of reading at a fixed distance in a dim room, nothing like the phone in your lit lounge.
Who it's forAny man who gets into bed at eleven and is still scrolling at one.
Emergency: call 911.
I am not a doctor. This is not medical advice. This is self-education. Talk to a physician who has your history before you change anything.