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
pulling them out.
boredom
carrots
LSD will do it
what causes black under eyes
Common causes of mucus in a toddler's eyes include allergies, colds, infections, and irritants like dust or smoke.
BEHAVIOR IS OBSERVABLE BY EYES BUT ATTITUDE IS ABSERVABLE BUT NOT SEEN BY EYES.
marijuana
Quite possibly a sinus infection. It puts pressure on the eyes and your eyes will water.