Search results
Results From The WOW.Com Content Network
Albinism is a congenital condition characterized in humans by the partial or complete absence of pigment in the skin, hair and eyes. Albinism is associated with a number of vision defects, such as photophobia, nystagmus, and amblyopia. Lack of skin pigmentation makes for more susceptibility to sunburn and skin cancers.
Early on, both men and women would wear headscarves in order to protect their scalps from sunburn and lice but, as time progressed, these hair wraps became more associated with women, who began to wear them in various fashions, based on their region and personal style. In the 19th century, when enslaved men and women were no longer being ...
t. e. In the United States, discrimination based on hair texture is a form of social injustice that has been predominantly experienced by African Americans and predates the founding of the country. [1] [2] [3] In the 21st century, multiple states and local governments have passed laws that prohibit such discrimination.
Androgenetic alopecia and telogen effluvium are both common types of hair loss, although they have several key differences. The first key difference is that androgenetic alopecia is a permanent ...
Aqua Net was invented by the Rayette Company of St. Paul, Minnesota [ 3] in the 1950s. [ 7] Rayette was founded by chemist Raymond E. Lee [ 8] in 1935, and specialized in professional hair care products including shampoo and hair coloring as well as curlers, dryers, rollers, brushes, and hairnets. [ 8] By 1959, the company had annual sales of ...
Uncombable hair syndrome ( UHS) is a rare structural anomaly of the hair with a variable degree of effect. It is characterized by hair that is silvery, dry, frizzy, wiry, and impossible to comb. [ 4] It was first reported in the early 20th century. [ 5] It typically becomes apparent between the ages of 3 months and 12 years. [ 6]
Causes of Hair Loss. As you can guess, each type of hair loss has its own causes. Broadly speaking, the different types of hair loss can be broken down into two categories: non-scarring alopecia ...
A new analysis of Beethoven’s hair has shown the composer experienced lead poisoning toward the end of his life. He died at age 56 in 1827. Tests revealed incredibly elevated levels of lead, as ...