PREVIEW
... er the color of the iris, the less melanin it contains, and the higher the sensitivity to light, thus increasing night vision. The downside of this is the inability to withstand direct sunlight. Asian people, with their brown to jet-black iris color, have a higher melanin content, which can block most light from outside, making them better suited for strong light exposure, but susceptible to night blindness.
"Since the color of my iris has lightened, does this mean my eyes are better sui ...
YOU MAY ALSO LIKE





























