There are 5 types of hair-Loss or baldness briefly discussed in the cosmetology textbooks:
1 – Androgenic Alopecia: more commonly referred to as Male Pattern Baldness (although it can also appear in woman).
2 – Postpartum Alopecia: hair-loss after pregnancy.
3 – Alopecia Areata: hair-loss in areas; usually the result of injury.
4 – Alopecia Totalis: complete loss of all scalp hair.
5 – Alopecia Universalis: complete loss of all hair on the scalp, face, and body.
And now, the 2 types of hair-loss or baldness not discussed in your textbook but frequently asked on the Exam:
6 – Alopecia Senilis: hair-loss resulting from extreme old age.
7- Traction Alopecia: type of hair-loss or baldness resulting from pony-tails, extensions, and braids.
*** Numbers 1 and 7 are current State Board Exam favorites.