Alopecia areata: This kind of disease causes hair damage and often occurs in otherwise healthy people. Alopecia areata is a type of hair loss that causes patches of baldness to appear on the remaining hair. It is an autoimmune condition that arises when the human body's immune system attacks the own cells, specifically the hair follicles. This interferes with growth of hair and causes hair to fall out. Patches of hair loss may range in size from the diameter of a little coin (common in the early stages of the condition) to larger, connected with each other areas of baldness. Calvicie areata may result from any area of the physique by which hair growth naturally occurs, nonetheless it is most generally found to affect hair on the scalp.
The symptoms: The condition can easily occur in three varieties. Alopecia areata commonly triggers round, smooth patches of baldness on the top of the head, eyebrows, or legs, Doctor Fusco says. Total baldness on the head is known as alopecia totalis, while hair loss that happens all over the human body is called alopecia universalis. "Some patients have reported that before the balding spot occurred, they felt something in that area—a tingling or an discomfort, " Dr . Fusco says.
Relating to the American Academy of Dermatology, nearly 2% from the U. S. human population (about four million people) will develop alopecia areata in their lifetime. ” The cause of the disease is unknown, but the evidence is unmistakable. Whole patches of hair fall out as a result of the autoimmune system attacking your body's hair follicles. Alopecia areata affects most ages and both sexes. Though the disease is usually not hereditary, one in five people with the condition has a family member who has it mainly because well, ” according to the National Institute of Health.
An episode of alopecia areata in workers at a drinking water treatment plant was connected by scientists to long term exposure to the chemical acrylamide. Other chemicals which have also been linked to the condition include formaldehyde and certain pesticides, yet no clear connection provides been established and the links remain theoretical. Right now there has also been some recommendation of links between calvicie areata and medications or treatments, such as Zidovudine (used to treat HIV) and Fluvoxamine (an anti-depressant).
WHAT AREAS HAPPEN TO BE AFFECTED?: The scalp is definitely the usual area, but the beard in men, and eyelashes or eyebrows, might be affected alone or perhaps together with scalp curly hair loss. In the rare severe forms, body locks biotebal forum may be lost as well. The only other structures affected are the nails - and persons with severe alopecia areata may show dull and rigid finger nails.