The world's rarest diseases — and how they impact everyone

did you know grey eyes are one of the rarest eye colors in the world? 👀✨ only about 1% of people have them! grey eyes happen because the front layer of the iris has very little pigment. light interacts with this layer in a special way —scattering— which makes the eyes look grey. that’s also why grey eyes can sometimes look blue, green, or even silver, depending on the light and surroundings. 💨 truly a unique and mysterious eye color! 😎 Do you know anyone with grey eyes? #greyeyes #rareeyes #e