Hair.

About Hair. About 50 % of people suffer from more than normal loss of hair. In U.S. about one billion dollars are being spent on treating this problem. There are various  hair loss causes and various treatments for hair loss, which are explained in the next posts. Here, you can read the facts about hair, which are very interesting.

About Hair.

• The Life cycle of Hair is about 2 to 7 years.
• 90%  of hair is in a growing phase at any given time and 10% is in a resting phase.
• This hair which is in a  resting phase falls off within 2 to 3 months and new hair begins to grow in its place.
• Hair growth is at the rate of about one centimeter per month.
• Normally, you do shed hair everyday. But when this hair loss becomes excessive, you should take precautionary and preventive steps.

Hair Protein.

Hair is made up of a type of hair protein called keratin which is formed from amino acids. It is the same protein which is present in nails and skin.

Structure of Hair:-

Hair Shaft is made up of three layers

1. Medulla is the innermost layer and is present only in thick hair.
2. Cortex, which is the middle layer, provides color, texture and strength to the hair.
3. Cuticle, which is the outer most layer, is thin and colorless,  provides protection to the cortex.

Hair Follicle.

The root of the hair is situated within the hair follicle, below the surface of the skin. At its base, the hair follicle has the dermal Papilla, which gets its nutrients to produce new hair, through  supply of blood. It is the dermal papilla  which contains receptors to interact with the male hormones called Androgens. It is the Androgens, which  cause the hair follicles to become smaller and the hair to thin.

Diagram of Hair Follicle.   (Click on picture to enlarge)

Facts About Hair:-

• There are 1,00,000 to 1,50,000 hair on a normal scalp.
• Normally, you lose 50 to 100 hair everyday
• Diameter of hair is 0.1mm
• Grows at the rate of 0.3 to 0.5 millimeters per day.
• Your hair can tell if you smoke or drink or take drugs, but it cannot tell your gender.
• Asian hair grows the fastest.
• Africans and Europeans are more prone to baldness than Asians.
• Hair color and hair statistics.  Black/Brown haired people have 25% more hair than red haired people while the people with blond hair have 25% more hair than black/brown haired people.

Our other posts on Hair Loss.

1) Hair. 2) Causes of hair loss 3) Treatment of Hair loss. 4) Natural Remedies 5) Prevent hair loss. 6) Diet and Foods to stop hair fall

Related posts:

1. Hair Loss|Hair Fall.
2. Hair Loss Treatment.
3. How to Stop Hair Fall.
4. Natural Remedies for Hair Loss.
5. Diet and Foods to Stop Hair Fall.