The negative effects of blue light on the eyes| Thu Sep 20 2018 21:33:51 GMT+0300 (التوقيت العربي الرسمي)

Increasing evidence suggests that blue light has a bad effect:

At night, blue light can stop melatonin secretion and cause disruption in our daily rhythms.
Recent studies have shown that prolonged exposure to blue light can damage the retina, although how it happened was not clear.