Some seeing problems: spectacles, color, driving and decline from age and poor lighting.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001334:Automobile Driving; D003118:Color Perception; D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D008029:Lighting; D008875:Middle Aged; D011305:Presbyopia / Q000534:rehabilitation*; D012030:Refractive Errors / Q000534:rehabilitation*