Hair

Lichen planopilaris is a rare autoimmune condition that scars hair follicles. Here is what it actually is, how it differs from other hair loss, and what to do next.

Alopecia areata causes sudden patchy hair loss when the immune system attacks hair follicles. Learn what it is, why it happens, and what you can do.

Alopecia areata is an autoimmune condition, not a styling problem. Here's what's really behind those sudden bald patches and what it means for your edges.