Specific causes of hair loss

Specific causes of hair loss - Occur due to hormonal changes, irritation or damage, a few holes in the scalp hair has a short growth phase and produce thinner hair. You will experience hair growth cycle and rest. Of course, this cycle is different for each person.

But in general the phase of the scalp (anagen), at least two to three years. Also at this time, your hair may grow less than 0.5 inch (1 cm) a month. Resting phase called telogen. This phase occurs between three to four months. At the end of the resting phase, hair will fall and new hair will grow at the same place. Once hair loss, stage of growth will begin again.

Most people normally shed 50 to 100 per day. But with 100,000 hair on the scalp, hair loss calculation will not cause baldness.

Gradually baldness hair is normal in old age. However, hair loss can lead to baldness when the amount of hair loss is more than the hair that grows.

1. Pattern baldness (androgenetic alopecia). Pattern baldness is a short time of growing hair, and hair that grows not thick or strong. With existing growth cycle, hair roots that grow more shallow and much easier to fall out. Hereditary factors play a role. The presence of family history of androgenetic alopecia increases your risk of baldness. Descendants also have an impact on what age you start experiencing hair loss and speed the formation of new hair, and broad patterns of your baldness.

2. Cicatricial (scarring) alopecia. This type is a permanent hair loss that occurs when there is damage and inflammation in the pores where the hair grows. This prevents new hair growth. This condition can occur in several skin conditions, including lupus erythematosus or lichen planus. It is not known what triggers or causes this inflammation.
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