Did you know?

-Hair is the fastest growing tissue in the body, second only to bone marrow

-Hair grows approximately one-half inch per month ,1inch every 50 days or 6 inches per year

-Hair grows the best between 10 AM to 11 AM and again between 4 PM to 6 PM

-Hair grows faster in summer than any other season

-Hair grows the best between the ages of 15 to 30

-The anticipation of sex accelerates hair growth

-90% of scalp hairs are growing and 10% are resting

-We are born with all our hair follicles. Some are programmed to grow pigmented hair (as on our scalp) up to 3 feet in length

-The reason why some people get a cowlick is because the growth of their hair is in a spiral pattern, which causes the hair to either stand straight up, or goes to a certain angle.

-Hair grows clockwise (in a spiral or whorls) from the center of the scalp or crown of the head

-African hair grows more slowly and is more fragile than European hair

-Asian hair grows the fastest and caucasian hair has the greatest elasticity

-Shoulder length hair will have taken only about three years to grow

-Waist-length hair will have taken about seven years to grow

-Hair is shed on a daily basis. It is normal to shed between 75-150 hairs per day

-The numbers of hairs on the head vary with the hair’s natural color

-Redheads have about 90,000 . Black, 108,000. Brown, 140,000. And blondes not only have more fun, they have more hair too. They have about 140,000

-There is an average of 1,000 hairs per square inch

-Normally, dry hair can be stretched one-fifth of it’s length before breaking. Wet hair can stretch between 40-50% of it’s length

-The average life span of a strand of hair is between 4 and 7 years

-Hair is strong as a wire of iron. It rips after applying a force equivalent to 132 pounds, only after it stretched itself for about 70%

-If you pluck out one of your hair, a new hair will start to grow from the hair follicle

-Hair and fingernails are made from the same substance, keratin

-Eyebrow hair lasts between 3-5 months before it sheds

-A lifespan of an eyelash is approximately 150 days

-You can’t repair split ends on your hair. The only way to get rid of it is by cutting it

-Africans and Europeans are more prone than Asians to balding

-Hormone imbalance and crash dieting can trigger temporary hair loss. Thyroid imbalance and iron deficiency are reversible causes for hair loss

-Over 50% of men by age 50 have male pattern hair loss

-Forty percent of women by the time they reach menopause will have female pattern (hereditary) hair loss

-You must lose over 50% of your scalp hairs before it is apparent to anyone

-There is one thing about you that your hair cannot reveal: Your gender

-The level system of hair color, which is a 1-10 scale used to measure darkness (level 1 is black, level 10 very blonde)  was originally developed by law enforcement officials as a means to identify suspected criminals

-Hair is composed of 50.65% carbon, 20.85% oxygen, 17.14% nitrogen, 6.36% hydrogen, and 5.0% sulfur. Hair also contains trace amounts of magnesium, arsenic, iron, chromium and other metals and minerals
-Darker hair contains higher levels of carbon than blonde hair

-Red hair is a genetic mutation

-Red hair is seen on the heads of only four percent of people. Most of these exist in the U.K., the Republic of Ireland, and Australia

-The highest percentage of natural redheads in the world is in Scotland (13%), followed closely by Ireland with 10%. In the US, about 2% of the population are natural redheads

-A 2002 study found that redhead are harder to sedate than any other people requiring twenty percent more anesthesia. Inadequate doses cause people to wake up during surgery and have increased recall of procedures

-Redheads don’t turn grey. Red hair turned sandy, then white. They are also found to loose their color later in life than people carrying other hair colors

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