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Summary Of: Hair
hair is absent at certain stages of life... Hair care and hair loss... Hair as business factor... the hair is referred to as fur... the hair is referred to as fur... the hair is referred to as fur... nature selected humans for shorter and thinner body hair as part of a set of adaptations to the warm plains of the African savanna... This change necessitated the loss of most body hair in order to facilitate sweat evaporation... this theory remains the best explanation of human hair loss despite the persistence of those advocating the lice hypothesis et al... posits that sparsity of hair is an adaptation to an aquatic environment... are part of a trend toward sparser hair in larger animals... of human hair follicles on the skin is actually about what one would expect for an animal of... the fine hair that covers nearly the entire body of... body hair that grows in most places on the human body in both sexes... Within the four texture ranges hair can also be thin... Hair can be healthy... Hair texture can also be affected by hair styling equipment such as... can change hair texture with chemicals... Hair is genetically programmed to be straight... s hair was determined by the individual hair shafts... hair get their shape because the cross... section of the hair shaft was flatter and had more intertwined layers than straight hair... hair is shaped like an elongated oval and grows at a sharp angle to the scalp... hair has a different biological structure from straight hair... It tends to be much drier than straight hair because the oils secreted into the hair shaft by the... People with very curly hair may find that this hair type can be dry and often frizzy... forcing water back into the hair fiber and forcing hair shaft to return to its original structure... may be more noticeable in somebody with curly hair because it tends to get frizzy when the humidity rises... the ability to sweat and thus lost body hair to facilitate this process... assuming that hair loss evolved gradually... Hence the former hypothesis concerning loss of hair via the evolution of sweat glands is still quite viable... to retain the hair on their heads in order to protect the skin there as they walked upright in... hair texture putatively changed gradually from straight... findings that the roots of straight human hair may act as fiber optic tubes that allow UV light to pass into the skin... which humans were gradually losing their straight body hair and thereby exposing the pale skin underneath their fur to the sun... straight hair would have been an evolutionary liability... for vitamin D grew so intense that the hair of these northerners simultaneously straightened so that UV light could pass into the body... that UV light can pass through straight human hair roots in a manner similar to the way that light passes through fiber optic tubes... to straight hair is consistent with the fact that UV light cannot as easily pass through... Older people tend to develop grey hair because their hair follicles produce less... Grey hair is considered to be a characteristic of normal aging... that grey hair in itself is not actually grey... the grey head of hair is a result of a combination of the dark and white... colourless hair forming an overall... hair usually develop white hair instead of grey hair when aging... Human scalp hair normally grows at a rate of 0... incidentally human scalp hair grow at a rate four times that of human nails... It is commonly claimed that hair and nails will continue growing for several days after death... can experience hair loss until their hormone levels are regulated... The hair shafts may also store certain... of human hair ranges from 17 to 181... Hair care and hair loss... Hair care and hair loss... The remarkable head hair of humans has gained an important significance in nearly all present societies as well as... head hair was often shaved... as long hair was uncomfortable in the heat... were often left with a long lock of hair growing from one part of their heads... The head hair of women was long and pulled back into a... s hair was short and even occasionally shaved... The traditional hair styling in some parts of... tie the front hair into sections of tiny... while the back hair was allowed to grow long... dye the hair with red earth and... social and cultural conditions have influenced popular hair styles such that this has not always been the case... for men to have long hair often tied back into a... It has also been advanced that short hair on men has been enforced as a means of control... Long hair was almost universal among women in... and some have never had their hair trimmed or cut at all since birth... Hair length is measured from the front... s hair to waist length... The attitudes towards hair on the human body also vary between different cultures and times... ensure that she did not have a single hair on her body... such as the covering of hair by women and the removal of armpit and pubic hair... Hair as business factor... Hair as business factor... The business of various products connected with human hair has become an important industrial and financial factor globally... but hair is most noticeable in most people in a small number of areas... differences between male and female body and facial hair are a notable... Healthy hair indicates health and youth... Hair colour and texture can be a sign of ethnic ancestry... White hair is a sign of age... and the top hair is allowed to grow long... where the hair is short at the back and long at the front and the front forms itself... cover their hair as part of religious observance... Hair length for men... long hair in the 1960s... Having bobbed hair was popular among the... Extremely long hair of some Indian holy men... Own removal of hair in order to... Tightly coiled hair in its natural state can be worn in an... of the 1960s grew their hair long in order to illustrate their distance from mainstream society... hair fashions in Western society... of having a less than normal amount of hair on the head or body... Allometry of primate hair density and the evolution of human hairlessness... The hair follicle is a specialized UV receptor in human skin... Answers to several questions related to hair from curious kids... How to measure the diameter of your own hair using a laser pointer... Encyclodia Page On: Hair
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