January 2007 in “Elsevier eBooks” Alopecia areata is a reversible, autoimmune-related hair loss that can have significant emotional impact and uncertain treatment effectiveness.
January 2026 in “Updates in clinical dermatology” January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Alopecia areata has multiple causes and treatment options beyond genetics.
July 2023 in “IntechOpen eBooks” Some types of hair loss can be reversed, others are permanent, and treatments vary by type.