|
|
|
|
|
|
by a-saleh
2708 days ago
|
|
|
This sounds like a source. http://www.gwern.net/docs/melatonin/2009-burkhart.pdf But it seems to be very subjective. And the group that started limiting blue-light before sleep seems to have percieved their sleep quality as quite low, so the improvement might be only correlated? |
|
|