Hair Facts--Updated!

1.Hair growns about 1cm or 1/2in a month.
2.A single strand of hair "lives" for up to 7 years.
3.If a person never had their haircut, it would grow to a length of about 107cm or 42in. before falling out.
4.Women have more hair than men.
5.Hair grows faster in the summer months and during sleep.
6.Hair grows the fastest between the ages of 16 to 24.
7.Healthy hair is highly elastic. It can stretch an extra 20 to 30 percent of its lenghth before snapping.
8.Some Chinese circus acrobats have been known to do tricks while being suspended by their hair.
9.A human hair is stronger than copper wire, that is the same thickness.
10.The combined strength of a headful of human hair is capable of supporting a weight equivalent to that of 99 people!
11.Coloring swells the hair shaft, making fine hair appear thicker.
12.Because color changes the porosity of hair, it can help combat greasiness.
13.Rich tones reflect more light, and make hair appear thicker.
14.Highlights give fine hair more texture and break up the heaviness of very thick hair.
15.Too light of a hair color can make the hair appear thinner than it acutally is.
16.A human being loses an average of 40 to 100 strands of hair a day.
17.An average human scalp has about 100,000 hairs.
18.Red heads have about 90,000 strands of hair, Brown & Black haired people/Brunettes have about 100,000 strands of hair, and Blondes have the most at 120,000
19.Female hair grows slower than male hair
20.Humidity stretches the hair.
21.Frequent washing will not cause hair loss.
22.Hair grows faster in warmer weather.
23.Cutting hair does not influence its growth.
24.Split ends can not be repaired, the only way to "fix" them is to cut them off.