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The amount and location of the hair is measured by a Ferriman–Gallwey score. It is different from hypertrichosis, which is excessive hair growth anywhere on the body. [3] Treatments may include certain birth control pills, antiandrogens, or insulin sensitizers. [1] Hirsutism affects between 5 and 15% of women across all ethnic backgrounds. [8]
Hirsutism is a type of hypertrichosis exclusive to women and children, resulting from an excess of androgen-sensitive hair growth. [16] Patients with hirsutism exhibit patterns of adult male hair growth. [1] Chest and back hair are often present on women with hirsutism. [16] Hirsutism is both congenital and acquired.
The second proposed mechanism involves the hair follicle growth cycle. Human hair follicles follow a growth cycle that has three stages: anagen, catagen, and telogen. [16] Active growth of the hair follicle occurs during the anagen phase. During the catagen phase, the hair follicle undergoes a process to prepare for hair shedding.
Hair diseases are illnesses that impact the persistence and regular growth of hair. Types of hair diseases include folliculitis , hirsutism , hypertrichosis , hypotrichosis ( alopecia ), Menkes kinky hair syndrome , monilethrix , and piedra .
It can also occur on the face in areas where the hair is often styled. Plucking or waxing one's eyebrows frequently, for example, can yield suppressed hair growth in the area. On the scalp, the hair is usually known to be lost around the hair line, leaving the densest amount of hair at the crown.
B-vitamins "help with hair health and renewal of cells necessary for hair growth," explains Vandana Sheth, RDN, a Los Angeles-based registered dietitian and author of My Indian Table: Quick ...