blue light 금요일, 22 9월 2023, 1:35 PM 에 Kristin Appelt 씀 Number of replies: 0 i heard that blue light that comes from screen time. like phone computers and tvs. emmit blue light. I heard this enterfers with sleep and your brains ability to turn down and rest. its recommened to turn screens off an hour before bed. Permalink 답글