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You should be using a hair sunscreen to protect your scalp and hair from damage due to UV rays. We tested and reviewed 9 products, and consulted experts, here.
Time in the summer sun can give you more gray hairs by damaging the cells that produce melanin, which gives your hair color. Protect your hair from sun damage. Summer sun can lead to gray hair ...
One minimal erythemal dose of sunlight UV radiation provides the equivalent of about 20,000 IU of vitamin D2, taken as an oral supplement. [citation needed] If an adult's arms and legs are exposed to a half minimal erythemal UV radiation, it is the same as taking 3,000 IU of vitamin D 3 through an oral supplement. This exposure of 10–15 ...
After the hair is installed, there are many ways to maintain the health of the hair and the style. One of these ways is to wrap hair before sleeping in satin or silk to minimize friction and frizz created from bedding. A lightweight hair gel can also be added while wrapping hair to further reduce the creation of frizz and flyaways. With the ...
In addition to its role in defining human appearance, scalp hair also provides protection from UV sun rays and is an insulator against extremes of hot and cold temperatures. [1] Differences in the shape of the scalp hair follicle determine the observed ethnic differences in scalp hair appearance, length and texture.
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Photochemical hair damage encompasses hair protein degradation and loss, as well as hair pigment deterioration [21] Photobleaching is common among people with European ancestry. Around 72 percent of customers who agreed to be involved in a study and have European ancestry reported in a recent 23andMe research that the sun lightens their hair.
Tanning dependence or tanorexia (a portmanteau of tanning and anorexia) [1] is a syndrome where an individual appears to have a physical or psychological dependence on sunbathing or the use of ultraviolet (UV) tanning beds to darken the complexion of the skin. [2] Compulsive tanning can satisfy the definition of a behavioral addiction as well ...