blue light 2023年 09月 22日(金曜日) 13:35 - Kristin Appelt の投稿 返信数: 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. パーマリンク 返信