Most Interesting Facts about your Hairs
Most Interesting Facts about your Hairs
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| Photo by Element5 Digital on Unsplash |
2. The person on the average has up to 100,000 to 150,000 hair strands on his or her head.
3. A single hair strand can support up to 100 grams in weight. This literally means that your whole head can actually support the weight of two elephants.
4. African hair grows slower and is more prone to damage as compared with the Europeans.
5. Asian hair has greater elasticity and grows faster as compared to other races.
6. Your gender is one thing about you that cannot be revealed by your hair strand.
7. The core structure of the human hair shaft can be used for forensic drug testing and anonymous drug test for any presence of illicit drug metabolites. Hence, your single hair can already provide substantial information in an investigation.
8. Human hair grows faster in warm weather because it stimulates hair growth.
9. Trimming your hair does not actually influence hair growth.
10. Hair root is indeed alive but it is located below the epidermis while the hair that appears above the epidermis is only made from dead cells.
11. Hair acts as a thermal protection while our head lacks the thermal insulation fats layers.
12. The approximate number of hairs from a scalp varies between 120,000 and 150,000.
13. One cm3 weights 1.3 grams.
14. We wear daily on our scalps between 5 to 200 grams of hair, depending on hair length.
15. Hair grows with about 1 cm every month.
16. Every day we loose between 50 to 100 hairs, more or less.
17. In Europe, most people wash their hair three times a week while a quarter of the population washes their hair daily.
18. 80% of North Americans and 90% of Japanese people wash their hair two times a day.
19. Once a hair has been plucked another one starts growing.
20. Each hair follicle is completely independent of its neighbors.
21. Asian people hair holds two records: growth rate – 1.3 cm/month and it has the lowest density
22. African hair growth rate is the lowest – 0.9 cm/month but has the higher density per square cm.
23. A single hair can support weights up to 100 grams. If you would knit a rope of 100 hairs, you could carry a weight up to 10 kg. Moreover, if the scalp would be strong enough, a person’s hair could sustain up to 12 tons!
24. In terms of structure and growth cycle, women’s hair is identical to men’s hair.
25. Less than 4% of the world’s population has natural red hair.
26. Hair is very elastic. When it is wet, it can stretch in length by 30% without any damage. However, the elasticity degree is lower in black curly hair and higher in lighter colors.
27. 90% of your hairs are constantly growing, a hair having a lifespan of about five years.
28. Blond hair people usually have more hairs than people with red or dark colored hair.
29. Cutting your hair does not affect in any way the rate of hair growth, nor its texture.
30. Next to bone marrow, hair is the fastest growing tissue in the human body. So don’t be surprised if you will be advised by hair experts like hair stylist Las Vegasto have your hair trimmed at least every six weeks to maintain healthy end.
20 THINGS YOU DIDN'T KNOW ABOUT HAIRS
1. Hair is made up mostly of keratin, the same protein animals’ horns, hooves, claws, feathers, and beaks are made of.
2. When wet, a healthy strand of hair can stretch an additional 30% of its original length.
3. Hair grows slightly faster in warm weather, because heat stimulates circulation and encourages hair growth.
4. All hair is dead, with the exception of the hair that’s still inside the epidermis of your scalp.
5. Hair contains information about everything that has ever been in your bloodstream, including drugs, and is one of the most commonly used types of forensic evidence.
6. The only thing about you that can’t be identified by your hair is your gender—men’s hair and women’s hair are identical in structure.
7. Black is the most common hair color. Red is the rarest and only exists in about 1 percent of the world’s population, with blonde hair found in 2 percent.
8. As soon as a hair is plucked from its follicle, a new one begins to grow.
9. Hair is 50 percent carbon, 21 percent oxygen, 17 percent nitrogen, 6 percent hydrogen, and 5 percent sulphur.
10. Hair can grow anywhere on the human body with the exception of the palms of hands, soles of feet, eyelids, lips, and mucous membranes.
11. Goosebumps from cold or fear are the result of hair follicles contracting, causing the hair and surrounding skin to bunch up.
12. The average number of hair strands varies by natural color, with blondes having the most and redheads having the fewest.
13. The scientific term for split ends is “trichoptilosis.”
14. Aside from bone marrow, hair is the fastest growing tissue in the body.
15. Balding only begins to become visible once you’ve lost over 50 percent of the hairs from your scalp.
16. At any given time, 90 percent of the hairs in your scalp are growing, while the other 10 percent are resting.
17. A single hair has a lifespan of about five years.
18. Hair acts as a layer of thermally insulating protection for our heads, which lack the insulation that fat provides for the rest of our bodies.
19. Eighty percent of Americans wash their hair twice a day.
20. Each strand of hair can support up to 100 grams in weight. Multiply that by the average 100,000 to 150,000 strands on each head, and your entire head of hair could support the weight equivalent to two elephants.
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