Alopecia areata is not contagious.[9] It occurs more frequently in people who have affected family members, suggesting heredity may be a factor.[9] Strong evidence of genetic association with increased risk for alopecia areata was found by studying families with two or more affected members. This study identified at least four regions in the genome that are likely to contain these genes.[14] In addition, alopecia areata shares genetic risk factors with other autoimmune diseases, including rheumatoid arthritis, type 1 diabetes, and celiac disease.[3] It may be the only manifestation of celiac disease.[15][16]


Minoxidil (Rogaine). This is an over-the-counter (nonprescription) medication approved for men and women. It comes as a liquid or foam that you rub into your scalp daily. Wash your hands after application. At first it may cause you to shed hair as hair follicles. New hair may be shorter and thinner than previous hair. At least six months of treatment is required to prevent further hair loss and to start hair regrowth. You need to keep applying the medication to retain benefits.
What is a Dermatologist? A certification by the Board of Dermatology; practitioners treat pediatric and adult patients with disorders of the skin, mouth, hair and nails as well as a number of sexually transmitted diseases. They also have expertise in the care of normal skin, the prevention of skin diseases and cancers, and in the management of cosmetic disorders of the skin such as hair loss and scars.

There are numerous diseases that can affect the hair and scalp. Hair loss can be caused by a variety of conditions. Diseases such as alopecia areata, anemia, male/female pattern baldness, and infections of the scalp can all cause significant difficulty and loss of daily well-being. Stanford Dermatology has established a special clinic focusing on the diagnosis and treatment of these disorders of the hair.


Diffuse female hair thinning and hair loss during premenopausal age is usually not heredity. It is usually caused by hormonal imbalances seeing in PCOS or thyroid disorder, nutritional deficiency (low iron), and stress. Women with PCOS produce high levels of androgens such as testosterones and DHEAS. The ratio of LH and FSH is also more than 2. Make sure you get your sex hormones check if you notice your hair thinning.
×