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Freckles are clusters of concentrated melaninized cells which are most easily visible on people with a fair complexion. Freckles do not have an increased number of the melanin-producing cells, or melanocytes , but instead have melanocytes that overproduce melanin granules ( melanosomes ) changing the coloration of the outer skin cells ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 March 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...
Melanin in the eyes, in the iris and choroid, helps protect from ultraviolet and high-frequency visible light; people with blue, green, and grey eyes are more at risk of sun-related eye problems. Furthermore, the ocular lens yellows with age, providing added protection.
Ever spot something on your skin and wonder um, how long has that been there? Before you fall down the rabbit hole of Google, let’s start with step one: identifying what the spot in question ...
Melanocytes from light skin cells cocultured with keratinocytes give rise to a distribution pattern characteristic of light skin. [93] Freckles usually only occur in people with very lightly pigmented skin. They vary from very dark to brown in colour and develop a random pattern on the skin of the individual. [94]
The mom of two, from Georgia, simply chalked them up to being in the sun. "Honestly, I thought they were sun spots. I thought they were going to say, 'just your skin aging.
The MC1R variant gene that gives people red hair generally results in skin that is difficult or impossible to tan. Because of the natural tanning reaction to the sun's ultraviolet light and high amounts of pheomelanin in the skin, freckles are a common, but not universal, feature of red-haired people.
Pamela Anderson is baring it all.. The Baywatch alum, 55, took to Instagram on Friday to share a series of makeup-free photos. The typically done-up star, who just released her memoir Love, Pamela ...