Alopecia Areata: What It Is, Causes, and How It Manifests
Round bald patches on the head or beard are alarming, but the skin beneath them looks normal. We explain how alopecia areata manifests and what causes it.
Round bald patches on the head or beard are alarming, but the skin beneath them looks normal. We explain how alopecia areata manifests and what causes it.
Alopecia is pathological hair loss, not just seasonal shedding. We explain the types of hair loss in women, its causes, and the tests used.
Up to 100 hairs a day is normal. How to tell it apart from a problem, what actually causes thinning, and when it's time to see a doctor.