Causes for hair loss
Hair loss due to common diseases
There are certain diseases which in its course, are accompanied by fever lasting, such as tumors, skin cancer, etc., leading to hair loss. It is temporary hair loss begins to notice after the first three months of illness, but then recovers the hair again. In some cases, hair loss caused by these diseases, it is durable and / or permanent. There are other diseases that cause hair loss in areas of the leg.
Hair loss due to endocrine disorders
When certain glands have a malfunction, they can cause a change in hair growth. When growth hormone is in deficit, it causes hair loss. People who have excess growth hormone, hair manage to have more and thicker. In contrast, those who have a shortage of growth hormone are usually end up suffering a complete alopecia. The rarity in the ovaries and adrenal glands in women is accompanied by hair loss.
Hair loss caused by chemical or physical
A small wound on the head, can cause temporary hair loss. But if that wound is large enough to damage the scalp, can damage the hair root by getting a permanent alopecia. Also third-degree burns produce a permanent alopecia in the area. Another case was seen in women when the hair, hold the hair in rather abruptly and force the hair, pushing it too much to get certain hairstyles, such as the "tail". Finally, you can add that too much vitamin A can cause hair loss.
Fungal infections
Some fungal infections cause temporary hair loss for regional disease, but almost never produce a permanent alopecia, so that the regenerate lost hair back. But there are other fungal infections, those that are deep enough, causing a permanent reduction of hair; alopecia is permanent, such as leprosy, even after healing. Generally, it is due to the steady accumulation of pus in the scalp that does not allow the hair to recover.
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