According to Harvard Health, “Exposure to blue light at night, emitted by electronics and energy-efficient lightbulbs, [is] harmful to your health.”
Kwa mujibu wa Harvard Health, “”Yatokanayo na mwanga wa bluu wakati wa usiku, inayozalishwa kwa vifaa vya umeme na lightbulbs nishati ufanisi, [ni] madhara kwa afya yako.””