Every time I think of driving at night, I hear the song “Blinded by the Light” in my head. In truth, either too much light or too little is challenging when driving at night. Too much light from the shock of intense glare inducing bright blue LED headlight lamps is blinding. Moreover, too little light is bad because we need light to see, and twilight and nighttime illumination levels reduce illumination levels making it hard to see. Aging eyes experience age-induced eye changes that reduce light transmission to the retina while increasing scatter, blur and glare. With age, the pupil loses its ability to dilate to the same degree as a young eye. Therefore, less light reaches the retina of an aged eye. Read More