Alopecia Areata–Hair Loss Symptoms, Types, & Causes | NIAMS
Alopecia areata is an autoimmune disease that causes hair loss, mostly in small, round patches. Learn more about the causes & risk factors.
Alopecia areata | Temas de salud | NIAMS
¿Qué es la alopecia areata? Es una enfermedad que ataca los folículos pilosos (las estructuras de la piel que producen el pelo). En la mayoría de los casos, el pelo se cae en mechones …
Alopecia Areata: Diagnosis, Treatment, and Steps to Take
What is alopecia areata? It is a condition that attacks your hair follicles (they make hair). In most cases, hair falls out in small, round patches.
Alopecia areata | Temas de salud | NIAMS
Diagnóstico de la alopecia areata Por lo general, los médicos diagnostican la alopecia areata haciendo lo siguiente: Examinan las zonas de caída del pelo y observan las uñas. Examinan …
Alopecia Areata: Research & Resources
Alopecia areata is an autoimmune disease that causes hair loss, mostly in small, round patches. Learn more about the causes & risk factors.
National Institute of Arthritis and Musculoskeletal and Skin …
The mission of the NIAMS is to support research into the causes, treatment, and prevention of arthritis and musculoskeletal and skin diseases; the training of basic and clinical scientists to …
Autoimmune Diseases - Overview and Types | NIAMS
Mar 22, 2023 · Types of Autoimmune Diseases There are several types of autoimmune diseases. These include the following. Alopecia areata happens when the immune system attacks hair …
Site Search | NIAMS
What is alopecia areata? It is a condition that attacks your hair follicles (they make hair). In most cases, hair falls out in small, round patches.
All Diseases and Conditions | NIAMS
Jun 5, 2025 · Alopecia Areata What is alopecia areata? It is a condition that attacks your hair follicles (they make hair). In most cases, hair falls out in small, round patches.
Skin Diseases, Conditions, & Disorders | NIAMS
Jun 5, 2025 · Find information on diagnosis, treatment, and prevention for skin conditions caused by allergies, irritants, genetic makeup, certain diseases, immune system problems and more.