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FOR AGES 3 YEARS TO 18 YEARS
If you possess blue eyes, you may unknowingly be a member of one of the world's most elite communities.
Blue eyes do not possess any blue pigments, but the way light interacts with the layers of the iris causes them to appear blue. Melanin, which is brown by nature, is what gives blue eyes their hue.
The amount of melanin in the iris of the eye determines the color of the eye. Melanin is also the pigment that gives our skin, eyes, and hair their color. Apart from having much less melanin in their iris than people with brown, hazel, or green eyes, blue-eyed people have little variation in the section of their DNA that controls melanin formation.
At birth, human eyes lack the entire quantity of melanin pigment. This is why many babies are born with blue eyes, which change color when their irises produce more melanin during early infancy. Melanin in the iris appears to protect the retina from UV light and high-energy visible blue light, which can be emitted by the sun and some artificial sources. Because people with light eyes are more subject to light sensitivity and maybe at a greater risk of UV damage, doctors frequently recommend people with lighter colored eyes to limit their sun exposure.
Eye color, particularly blue eyes, was once thought to be a simple hereditary feature. But, unlike the one or two genes that were traditionally thought to govern iris color, geneticists now know that as many as 16 distinct genes influence eye color to some degree. As a result, it's hard to predict whether your child will have blue or other light-colored eyes.
Although eye color has little effect on vision or the sense of light, it might alter visual comfort in specific conditions. What governs whether colors of light are absorbed or reflected is the pigment melanin within your iris.
Less pigment in the iris of lighter colored eyes, such as blue or green eyes, makes the iris more translucent and allows more light into the eye. This suggests that people with bright eyes have slightly superior night vision than people with dark eyes. Darker colored eyes, on the other hand, operate as a stronger light filter, thus people with darker eye colors may see slightly better in bright light and are less prone to glare.
These distinctions could extend beyond eyesight capacities. Lighter eyes let in more light, but they also let in more harmful UVA and UVB rays, which can harm the retina and other parts of the eye.
The outer layer of a blue iris is completely devoid of color. Because of their lack of pigment, blue-eyed people are more susceptible to strong light and require more shade than their brown-eyed peers. Lighter-colored eyes, such as blue, hazel, or green, have less melanin than brown eyes. Melanin is known to protect the retina from UV exposure and blue light, hence those with blue eyes are more likely to have UV-related eye problems.
People with light blue eyes have less melanin in different layers of the eye than those with brown eyes and thus, photophobia (light sensitivity) is more common among people with light eyes. They are unable to shut out the impacts of bright lights such as sunlight and fluorescent lights as a result of less pigmentation. You may have witnessed this personally if you have light eyes. On a bright day, you might just want to grab up your sunglasses as soon as you leave the home because brightness might be unpleasant.
As a result, eye doctors advise blue-eyed individuals to be extra cautious about UV protection in order to reduce their risk of acquiring eye illness from UV damage and other issues because the retina is extremely prone to light sensitivity. Melatonin is a hormone that not only controls our body clocks but also causes us to feel fatigued in dim light. Because lighter-colored eyes are more susceptible to light sensitivity, they don't need to gather as much light to send signals from the retina to the brain.
As a result, people with lighter eye colors produce less melatonin in the winter than those with brown or dark eyes, which could explain why blue-eyed people might be more susceptible to the 'winter blues' than those with darker eyes.
Hazel eyes are also one of the most appealing eye colors, thus they can be said to have the perfect blend in terms of health and beauty. Only approximately 5% of the population possesses hazel eyes, according to estimates. Hazel-colored eyes are more reflective than other eye hues, such as brown, and can reflect colors in the world around them, such as green from trees or amber from sunshine, giving them the appearance of changing color throughout the day.
Green eyes are extremely rare, which may explain why some people consider them to be the most appealing eye color. Gray eyes are also an uncommon eye color, while green eyes are the rarest of all human eye colors, with only 2% of the world's population having them. Despite the fact that the color green is generally connected with envy, many people believe that green is the most appealing eye color. The uniqueness of green and hazel eyes could be key to their allure.
Blue eyes have been associated with attractiveness for millennia. Light eyes reflect more light than brown eyes, giving them a gleam that may make them more appealing.
People, who don't naturally have blue eyes, can get a lens of the same color. While the blue tint increases the perception of color as well as intensifies the contours that surround things. This may even pose a relaxing impact on the eyes. Wearing a blue lens helps to lessen the glare when it snows, when doing water sports, or when you're doing other activities in the sun.
Here at Kidadl, we have carefully created lots of interesting family-friendly facts for everyone to enjoy! If you liked our suggestions for are blue-eyed people more sensitive to light, then why not take a look at birds that sing, or American Civil War facts.
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