Alopecia Areata

The medical term for hair loss is alopecia. Alopecia takes place when the immune system attacks the hair follicles. This causes hair loss. Alopecia is not contagious. There are different types of alopecia. Alopecia areata is a condition in which the hair falls out in round patches, which can happen on the scalp and anywhere else on the body. Alopecia totalis is the loss of all hair on the scalp. Alopecia universals is the loss of all hair on the body. Approximately five people lose of all hair on their body or scalp. Hair may grow back, but it also may fall out again. Hair loss can also last for many years.

Key Points:

  • 1Alopecia can cause three different types of hair loss.
  • 2The hair is capable of growing back but will most likely fall out.
  • 3It is caused by an attack on the hair follicles by the immune system.

Alopecia is not contagious. It is not due to nerves.

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