Blue light has a dark side. Light at night is bad for your health, and exposure to blue light emitted by electronics and energy-efficient lightbulbs may be especially so.
D001143:Arousal / Q000528:radiation effects*; D001288:Attention / Q000528:radiation effects; D002940:Circadian Rhythm / Q000528:radiation effects*; D003116:Color; D004781:Environmental Exposure / Q000009:adverse effects*; D006266:Health Education; D006801:Humans; D008027:Light / Q000009:adverse effects*; D008550:Melatonin / Q000378:metabolism
D008550:Melatonin