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Sun tanning or tanning is the process whereby skin color is darkened or tanned. ... Melanin protects the body by absorbing ultraviolet radiation.
Increasing blood flow to the skin is a proposed mechanism, which may in turn stimulate production of melanin by melanocytes. [2] Historically, indoor tanning lotions have contained no sunscreen and offer no protection from the sun. However, many tanning lotions currently contain sunscreen.
Tanning involves not just the increased melanin production in response to UV radiation but the thickening of the top layer of the epidermis, the stratum corneum. [9] A person's natural skin color affects their reaction to exposure to the sun. Generally, those who start out with darker skin color and more melanin have better abilities to tan.
Melanin (/ ˈ m ɛ l ə n ɪ n / ⓘ; from Ancient Greek μέλας (mélas) 'black, dark') is a family of biomolecules organized as oligomers or polymers, which among other functions provide the pigments of many organisms. [1] Melanin pigments are produced in a specialized group of cells known as melanocytes.
If you’re looking for a quick and easy way to develop a natural tan without sitting in the tanning bed, you’ve no doubt tried several different self-tanners before.
However, some studies show that melanin — another genetically inherited substance in the skin — can help protect against sun-induced aging. Darker skin tones contain more melanin than lighter ...
In people with naturally occurring dark skin, the tanning occurs with the dramatic mobilization of melanin upward in the epidermis and continues with the increased production of melanin. This accounts for the fact that dark-skinned people get visibly darker after one or two weeks of sun exposure, and then lose their colour after months when ...
Horizontal low-pressure tanning bed. Indoor tanning involves using a device that emits ultraviolet radiation to produce a cosmetic tan. [a] Typically found in tanning salons, gyms, spas, hotels, and sporting facilities, and less often in private residences, the most common device is a horizontal tanning bed, also known as a sunbed or solarium.