Blurred eyes are caused by nearsightedness, farsightedness and macular degeneration.
The amount of melanin in the eyes.
Lack of sleep causes bags under the eyes.
It could be allergies, dry eyes, or pink eyes Too much beer.JN
carrots
Mary jane!
boredom
pulling them out.
LSD will do it
what causes black under eyes
BEHAVIOR IS OBSERVABLE BY EYES BUT ATTITUDE IS ABSERVABLE BUT NOT SEEN BY EYES.
Viruses.
marijuana