Androgenetic Alopecia: Also known as female-pattern or male-pattern hair loss, androgenetic alopecia is the most common type of alopecia. Caucasian females seem to have a higher prevalence, although precise numbers have not been determined.
Is alopecia more common in males?
Male pattern baldness, also called androgenic alopecia, is the most common type of hair loss in men. According to the U.S. National Library of Medicine (NLM), more than 50 percent of all men over the age of 50 will be affected by male pattern baldness to some extent.
Why is alopecia more common in males?
Most Common Cause: Male Pattern Baldness
Scientists think the gene may affect how sensitive your hair follicles are to a hormone called DHT, which makes them shrink. As they get smaller, the hair that grows back tends to be finer, thinner, and shorter. Eventually, it takes longer for hair to grow back.
Is Alopecia Areata more common in males or females?
It is one of many recognized forms of alopecia; alopecia areata is the second most common form after androgenetic alopecia (male-pattern baldness in men and female-pattern baldness in women). Alopecia areata affects men and women equally, and it can occur in people of any ethnic background.
Why do people get alopecia?
What causes alopecia areata? Alopecia areata is an autoimmune disease. This means that your immune system mistakenly attacks a part of your body. When you have alopecia areata, cells in your immune system surround and attack your hair follicles (the part of your body that makes hair).
Can alopecia go away on its own?
Alopecia areata (AA) causes hair loss in small, round patches that may go away on their own, or may last for many years. Nearly 2% of the U.S. population (about four million people) will develop AA in their lifetime.
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.
What age does hair start to thin?
Hair loss, also called alopecia, can start at almost any age as you enter adulthood. You can start losing your hair as early as your late teens and early 20s. But you might have a full head of hair with almost no thinning or balding until well into your 50s and 60s. There’s a lot of variation from person to person.