What Is Alopecia Areata? Symptoms, Causes, Diagnosis, and Treatment
Alopecia areata (AA) is a type of hair loss that happens when your immune system attacks your hair follicles. The term “alopecia” means hair loss, but not all types of…
Alopecia areata (AA) is a type of hair loss that happens when your immune system attacks your hair follicles. The term “alopecia” means hair loss, but not all types of…