Male pattern baldness usually begins in the late teens or 20’s is where the hair is lost on the frontal areas and on the crown of the scalp. This can occur due to imbalance of hormones. Male pattern hair loss can be prevented if treated early.
Norwood Scale of Male Hair Loss
Diagram below is a visual presentation of various stages of hair loss in men known as Norwood Scale, which is used for measuring the degree of hair loss in men and women.
Female pattern baldness is different from male-pattern baldness in a way that the hair generally thins all over the head, but the frontal hairline is maintained. The most common type of hair loss seen in women is androgenetic alopecia. This is seen as hair thinning predominantly over the top and sides of the head.
Ludwig Scale of Female Hair Loss
Diagram below is a visual presentation of various stages of female hair loss known as Ludwig Scale, which is used for measuring the degree of hair loss in women and men.