Alopecia areata often develops suddenly, over the course of just a few days. There is little scientific evidence that alopecia areata is caused by stress. People with alopecia areata who have only a few patches of hair loss often experience a spontaneous, full recovery, without the need for treatment.
Does alopecia happen suddenly?
In the type of patchy hair loss known as alopecia areata, hair loss occurs suddenly and usually starts with one or more circular bald patches that may overlap.
Can you trigger alopecia?
Triggers for alopecia are uncertain. So people can have the genetic tendency, and never get it. Or they might get it and it goes away. Or they might get it in childhood, and not again.
Does stress cause alopecia?
A variety of factors are thought to cause alopecia areata (al-o-PEE-she-uh ar-e-A-tuh), possibly including severe stress. With alopecia areata, the body’s immune system attacks the hair follicles — causing hair loss.
Is alopecia serious?
Alopecia areata isn’t usually a serious medical condition, but it can cause a lot of anxiety and sadness. Support groups are out there to help you deal with the psychological effects of the condition. If you lose all your hair, it could grow back.
Will alopecia go away?
Thankfully, mild cases of alopecia areata often get better without treatment within a few months to a year. In some cases, patchy baldness may come and go over many months or years. The size of the bald patch or patches and how long they last are quite variable.
How fast does alopecia progress?
People with alopecia areata typically have smooth, round patches of complete hair loss that develop over a period of a few weeks, followed in most cases by regrowth over several months (picture 1). However, alopecia areata may persist for several years and sometimes hair never regrows.
Will hair grow back after alopecia?
Alopecia areata is a skin disorder that causes hair loss, usually in patches, most often on the scalp. Usually, the bald patches appear suddenly and affect only a limited area. The hair grows back within 12 months or less.