Amazing Facts Hair

40 Amazing and Interesting Facts about Hair | Amazing Facts 4U 

  1. Hair is the storehouse of information as you can find out everything that has been into a person’s bloodstream by analyzing a strand of hair including medicines, alcohol, vitamins and minerals. This is very useful for forensic evidence.
  2. Hair is mainly made up mostly of keratin, the same protein animals’ horns, hooves, claws, feathers, and beaks are made of.
  3. The cross-section of a hair strand is made up of 3 key layers. The outer layer is called the cuticle, within that is the cortex containing the keratin, while the center layer is called the medulla.
  4. It is estimated that human head has on an average, 100,000 to 150,000 strands of hair. In fact, there are as many hairs per square inch on your body as a chimpanzee.
  5. Chemically hair is 50% carbon, 21% oxygen, 17% nitrogen, 6% hydrogen, and 5% Sulphur.
  6. One cubic centimeter of hair weights about 1.3 grams.
  7. You don’t realize that even if you have a straight hair, all hair is actually curly, to a lesser or greater degree, because all hair twists, as it grows.
  8. Amazing fact is that human hair is virtually indestructible. Human hair decays at such a slow rate that it is practically non-disintegrative. It cannot be destroyed by cold, change of climate, water, or other natural forces and it is resistant to many kinds of acids and corrosive chemicals. It easily clogs pipes.
  9. It is difficult to believe but every day an average person loses 60-100 strands of hair. Amazingly you must lose over 50% of your scalp hairs before it is apparent to anyone.
  10. Amazingly single strand of hair is strong enough to support 100 grams of weight. It means that all hairs taken together can support up to 10 tons of weight.
  11. You can’t identify a person’s gender using hair but women hair has lesser diameter.
  12. What we see is actually dead hair. The living hair follicle lies within the skin in epidermis.
  13. Amazing fact is that each hair follicle in our body is an independent entity having its own microscopic nerve supply, blood supply and muscle.
  14. Goosebumps from cold or fear is nothing but the result of hair follicles contracting, causing the hair and surrounding skin to bunch up.
  15. Each of our individual hair follicle is capable of producing 20 individual hairs during a person’s lifetime. The lifespan of a human hair is 3 to 7 years on average.
  16. Hair grows at the rate of 1 cm per month but in Asians hair grows at the rate of 1.3 cm per month possibly due to warm weather but Asian hair has lowest density of all. The slowest hair growth rate is among African at 0.9 cm per month but their hair density is highest.
  17. If you observe cross sections of hairs, you will find Asians having round-shaped hairs, Europeans having oval shaped hairs and flat shaped in African-Americans.
  18. Hair density of blondes is more than that of redheads and people with darker hair color. Blondes have around 145,000 hair strands while redheads have around 85,000 hair strands.
  19. Lighter hair has less carbon compared to darker hair.
  20. Hair has high elasticity and when wet can stretch up to 30% without sustaining any damage. However, black hair has low elasticity compared to lighter colored hair.
  21. If you take a copper wire of the same diameter than hair, hair has more strength.
  22. The commonest hair color found in the world is black and the rarest is red (About 4%).
  23. Ancient Roman women used pigeon dung to dye the hair blonde.
  24. Highest proportion of 13% redheads is found in Scotland but USA leads in terms of total numbers of redheads.
  25. In our body, whenever a hair strand is plucked, another one starts growing. In fact, hair follicles are completely independent of each other.
  26. We may not realize this but we lose almost 50 to 100 strands of hair every single day.
  27. Survey reveals that 90% Japanese and 80% of North Americans wash their hair twice a day while most Europeans usually wash their hair thrice a week.
  28. Hair has a lifespan of around 5 years. At any time 90% of hairs are in a growth phase and 10% are resting.
  29. Amazing fact is that all the hair follicles a person will ever have throughout his or her lifetime actually form when the fetus is only 5 months old but they grow one after another and majority of the hairs are too fine or light to be seen.
  30. Amazing fact is that hair contains 14 different trace elements. Surprisingly one of them is Gold!
  31. Amazingly hair is capable of absorbing out oil from water. So, hairs can be utilized to clean up oil spills.
  32. In Hirsutism, excess hair grows in places where they are not supposed to grow, for example, on face especially in women.
  33. The myth that hair continues to grow even after death is wrong!
  34. Facial hair grows faster than any other hair on the body. In fact, if the average man never shaved his beard, it would grow to over 30 feet during his lifetime.
  35. First people who started to remove unwanted hair were the Egyptians.
  36. Hair never grows on palms, feet soles, lips, mucous membranes and eye lids but hair can grow everywhere else.
  37. Cutting your hair does not affect in any way the rate of hair growth, nor its texture.
  38. The very basis of chemotherapy is that it eliminates those cells that replicate very quickly targeting cancer cells. As hair follicle cells also grow rapidly, hair cells are affected resulting in hair fall!
  39. On an average women spend around 2 hours every week styling their hair while Men spend half the time in shaving.
  40. Amazingly in 1950, only about 7% of women colored their hair, but currently, it’s up to about 75%.

By Amazing Facts 4U Team

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