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However, in light skinned populations, namely those of European descent, women have darker skin than men. [11] [110] It is unknown why skin color is sexually dimorphic in some populations. White women may have darker skin than white men because the female sex hormone estrogen is known to increase skin pigmentation in lighter-skinned populations ...
$34.00 at amazon.com. Why you might have gray hair in your 20s: ⮕ What it probably is: Genetics. As mentioned, melanin production will decrease as we age (among the other ~wonderful~ things that ...
Several chemicals have been shown to be effective in skin whitening, while some have proven to be toxic or have questionable safety profiles. This includes mercury compounds which may cause neurological problems and kidney problems. [1] In a number of African countries, between 25 and 80% of women regularly use skin whitening products. [2]
Dr. Rodney explains that melasma is much more common in women, but men do occasionally develop the condition. It’s most commonly caused by sun exposure, hormonal changes and genetics.
Hyperpigmentation can be diffuse or focal, affecting such areas as the face and the back of the hands. Melanin is produced by melanocytes at the lower layer of the epidermis. Melanin is a class of pigment responsible for producing color in the body in places such as the eyes, skin, and hair.
Aging is natural. Some people age faster than others, often due to lifestyle factors. Here are signs your body may be aging early and how to prevent these changes.
Furthermore, these people have been living in the far north for less than 7,000 years. As their founding populations lacked alleles for light skin colour, they may have had insufficient time for significantly lower melanin production to have been selected for by nature after being introduced by random mutations. [65] "This was one of the last ...
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