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May 16, 2024 · Blue eyes are an inherited physical characteristic that only 8% to 10% of people worldwide have. Having blue eyes has advantages but may also put you at risk for disease. Learn more facts about blue eyes.
Feb 5, 2024 · This article discusses why some eyes are blue, interesting facts about blue eyes, and how the color of your eyes can affect your health. What Causes Blue Eyes? Scientists believe blue eyes result from a genetic mutation that reduces melanin production in the iris.
Feb 27, 2019 · Do you have blue eyes? While it's a very rare type of cancer, people with blue eyes are at higher risk of developing ocular uveal melanoma. Plus, although this cancer is extremely rare, light-eyed folks are also more susceptible to sun damage from exposure to UV rays.
Blue eyes are predominant in northern and eastern Europe, particularly around the Baltic Sea. Blue eyes are also found in southern Europe, Central Asia, South Asia, North Africa and West Asia.
Jun 25, 2024 · The most common eye colors are: Brown. Blue. Hazel (sometimes grouped with amber) Green. Of those four, green is the rarest. It shows up in about 9% of Americans but only 2% of the world's population. Hazel/amber is the next rarest color after green.
Jun 25, 2019 · Blue eyes don't have blue pigment. As mentioned above, blue eye colour is determined by something called melanin. Melanin is a brown pigment that controls the colour of our skin, eyes and hair. The colour of our eyes depends on how much melanin is present in the iris.
Apr 21, 2023 · Roughly 10 percent of all humans have blue eyes, but that number varies wildly depending on regions, with Scandinavian countries having a higher propensity for blue eyes.
Dec 20, 2023 · Understanding the genetics of blue eyes not only provides insights into the variation in human eye color but also helps unravel the complexities of genetic inheritance and the role of melanin in pigmentation.
“Blue eye color is determined by melanin, and melanin is actually brown by nature,” explained licensed optometrist Gary Heiting in an article for eye care website All About Vision. “Brown...
Mar 18, 2020 · Blue eyes: The origin and genetics of blue eyes. By Gary Heiting, OD. Among human beings, blue eyes are less common than brown eyes. This is one reason why blue colour contact lenses are popular. Here are a few facts about blue eye colour you might not know: 1. All blue-eyed people may have a common ancestor.
