7.Different Dilations
One out of 5 people has naturally different-sized pupils — one smaller than the other. But sometimes, mismatched pupils can be a sign of a health issue, like a nervous-system problem, stroke, or infection.
8.Vitiligo
If you have blue eyes, you’re less likely to have this condition that makes you lose skin color in blotches. Experts think it could be because some of the genes that help make eyes blue also lower your risk of getting the condition.
