49+ Why Do Humans Have Hair Pictures. Hair is one of the defining characteristics of mammals. The human body, apart from areas of glabrous skin, is covered in follicles which produce thick terminal and fine vellus hair.
Why Do Humans Have Pubic Hair? :: YummyMummyClub.ca from www.yummymummyclub.ca Most of the insulation is fat/hair on a humans have armpit and pubic hair to muffle our pheromones! In fact, hair doesn't actually turn gray at all. The search for human pheromones:
Whether one's hair is curly or straight depends on the genes you inherit from your parents.
Millions of modern humans ask themselves the same question every morning while looking in the mirror: In humans, most gray hair is not related to stress. However, sometimes graying hair indicates an illness, especially if it occurs at a particularly young age. The first is called lanugo and only grows on human fetuses.
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