That melanin responsible for giving you those brown eyes also multi-tasks as an insulator for electrical connections within the brain. Reaction Times Are Faster in People With Brown Eyes Still today, in some parts of Asia and Africa brown eyes are often the only eye color.Ĥ. As humans evolved and migrated into cooler climates with less sunlight, the need for high levels of melanin decreased, giving rise to humans with light colored eyes. The theory goes our ancestors all had brown eyes because they lived in warmer climates where greater amounts of melanin were necessary to protect them from the sun. Brown-eyed males are more likely to have square jaws, thick eyebrows and broad cheekbones, traits that are also associated with adulthood, whereas blue eyes are associated with babyhood, so people may perceive those with blue eyes as child-like.ģ. Scientists suspect it may be due to certain traits associated more with brown-eyed people. Men With Brown Eyes Are Perceived As More DominantĪ study conducted in Czechoslovakia suggests males with brown eyes are considered more dominant than those with blue eyes. While that doesn’t mean you can skip the sunglasses, it does mean you’re getting an added layer of protection under those shades.Ģ. The large amount of melanin in brown eyes can protect you from melanoma cancer because brown eyes are better able to block the sun’s harmful rays. Read on to find out the many mysteries of brown-eyed people. Those deep brown eyes have a lot of benefits. People with brown eyes have the largest amount of melanin, and those with dark brown eyes have the most. There are up to 16 different genes involved in determining the amount of melanin in your eyes, so you can imagine the amount of variations in eye color that exist. A pigment called melanin is what’s responsible for the color of your eyes. Your iris, the colored part of your eye that surrounds your pupil, is as unique to you as your fingerprint due to its many textures and patterns.
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