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In many cases, areas on the human body that contain vellus hair will begin to produce darker and thicker body hair during puberty, such as the first growth of beard hair on a male and female adolescent's previously smooth chin; although it may appear thinner on the female.
Thinning/slowed growth of facial/body hair: 4–12 months >3 years [c] Reversible Cessation/reversal of male-pattern scalp hair loss: 1–3 months: 1–2 years [d] Reversible Softening of skin/decreased oiliness and acne: 3–6 months: Unknown: Reversible Redistribution of body fat in a feminine pattern: 3–6 months: 2–5 years: Reversible ...
Sexual differentiation includes development of different genitalia and the internal genital tracts and body hair plays a role in sex identification. [ 2 ] The development of sexual differences begins with the XY sex-determination system that is present in humans, and complex mechanisms are responsible for the development of the phenotypic ...
Lili Elbe was the first well-known recipient of male-to-female sex reassignment surgery, in Germany in 1930, the first being Dora Richter. She was the subject of four surgeries: one for orchiectomy, one to transplant an ovary, one for penectomy, and one for vaginoplasty and a uterus transplant. However, she died three months after her last ...
The individual occurrence and characteristics of chest hair depend on the genetic disposition, the hormonal status and the age of the person. The genes primarily determine the amount, patterns and thickness of chest hair. Some men are very hairy, while others have no chest hair at all. All ranges and patterns of hair growth are normal.
5α-Reductase inhibitors like finasteride and dutasteride can be used to slow or prevent scalp hair loss and excessive body hair growth in transgender men taking testosterone. [33] However, they may also slow or reduce certain aspects of masculinization, such as facial hair growth, normal male-pattern body hair growth, and possibly clitoral ...
Abdominal hair is the hair that grows on the abdomen of humans and non-human mammals, in the region between the pubic area and the thorax (chest). The growth of abdominal hair follows the same pattern on nearly all mammals, vertically from the pubic area upwards and from the thorax downwards to the navel. The abdominal hair of non-human mammals ...
Gender-affirming hormone therapy (GAHT), also called hormone replacement therapy (HRT) or transgender hormone therapy, is a form of hormone therapy in which sex hormones and other hormonal medications are administered to transgender or gender nonconforming individuals for the purpose of more closely aligning their secondary sexual characteristics with their gender identity.