Types of Hair Loss

Scarring alopecia can permanently destroy hair follicles. Here’s why getting assessed early matters more than with other types of hair loss.

Traction alopecia is hair loss from sustained pulling on the scalp. Here’s how tight styles cause it and when to get it checked.

The Norwood scale classifies patterns of male hair loss into stages. Here’s what it measures, what it doesn’t, and how it’s actually used.

Alopecia areata causes round, patchy hair loss when the immune system attacks hair follicles. Here’s what’s known about triggers and what to expect.

Female pattern hair loss causes gradual thinning across the crown and part line. Here’s how it works and what it isn’t.

Telogen effluvium explains sudden, diffuse hair shedding after stress, illness or life changes. Learn triggers, timelines, and red flags.

Male pattern baldness explained: what causes it, how it typically progresses, and when hair loss needs a doctor’s assessment instead of a website.