Monday, February 16, 2009

Myths about Hair loss

Hair loss has been associated with more myths and folklore all which are based on superstition and ignorance. Everyone has an idea about how hair loss occurs. The internet is inundated with so called hair experts who speculate on why hair loss occurs.

Some of the nonsense speculated about why hair loss occurs include the following: Excess shampooing (esp. with head and shoulders shampoo), daily washing of hair, the type of shampoo, use of hair dryer, the type of soap, use of towel, the hardness or softness of the water, the geographical area where one lives, ethnicity, eating herbs, cleansing the bowels once a week, not cleaning the backside after poop and even excessive masturbation has been blamed on hair loss.

Like I mentioned before-bad genes, bad hormones and a lot of bad luck are the real answers to hair loss.
How does hair loss occur?

At any one point in time, the majority of hair on the scalp is in a growth phase anagen). This growth phase lasts anywhere from 2-6 years. About 10% of the scalp hair is in a resting phase (telogen) which lasts about 2-4 months. After this time, the hair is shed and a new cycle begins. Most individuals shed about 30-150 hairs everyday. After a single hair is shed, a new hair follicle replaces the same hair and the cycle begins again. Most hair grow at about 10 mm per month

In any individual who sheds hair faster than the hair regrowth, then baldness will occur. Initially the hair loss is gradual and then suddenly increases.
Types of hair loss

Hair loss is known as alopecia. The most common type of hair loss is known as male pattern baldness (androgenic alopecia). This is the most common type of hair loss in men and affects nearly 40-50% of males. The hair loss is permanent. The other type of hair loss is called alopecia areata- which commonly affects hair growth on different parts of the body besides the scalp and the disorder is temporary.

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