Unknown facts about human hair

* On average redheads have 90,000 hairs. People with black hair have about 110,000 hairs. Blonde-haired people hold the record – they have about 140 000 hairs.
* African-Americans have the thickest hairs – they are three times thicker than blond hair.
* With the exception of bone marrow, hair is the fastest growing tissue in the human body.
* People have the same number hair follicles as chimpanzees.
* Hair as well as nails are made of keratin.

* The first hair dryer was a vacuum cleaner that was used for drying hair.
* Human hair is very tensile – it may increase 1.5 times its length without any damages. It is as strong as an aluminum thread at same size. That is why in the past people used ropes made of women’s plates to lift up heavy burden.

* Hair is hygroscopic which means that it can absorb moisture. It is acid-proof, but vulnerable to alkali.
* Hair is able to accumulate different substances because it is an often used proof in police investigations.
* Hair grows more intensively in spring and summer as well as during the day.
* Women between 40 and 50 lose about 1/5 of their hair.
* Haircut doesn’t provoke its faster growing.
* Women’s hair grows faster than men’s.

Sources: www.funshun.com, regrow-hair.org, www.healthoma.com

Photos: media.photobucket.com, www.answersingenesis.org, www.zimbio.com, style.la-mimi.com

Read: 1137 times                                                  © Fashion Lifestyle Magazine, issue 24, July 2009