July 2001 in “Pediatrics in review” The girl's increased hair growth and other symptoms were due to a hormone-secreting ovarian tumor, which was successfully treated with surgery.
38 citations
,
August 1973 in “Journal of Investigative Dermatology”
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
19 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Children's hairlines change shape as they grow, with women often developing a widow's peak and men's hairlines becoming more convex and possibly balding at the temples, influenced by genetics and hormones.
13 citations
,
March 2012 in “The Journal of Dermatology” Hair transplant surgery can rebuild muscle and nerve connections, allowing transplanted hairs to stand up like normal hairs.
January 2010 in “Springer eBooks” Pubic hair transplantation can help women with little to no pubic hair, using scalp hair for a natural look and requires careful aftercare.
1 citations
,
July 2001 in “Pediatrics in review” The girl has a hormonal imbalance causing increased hair growth and other male characteristics.
31 citations
,
September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
1 citations
,
January 2009 in “Journal of Dermatology and Venereology” Cells from the upper hair follicle grow more actively, suggesting stem cells may be located there.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.
133 citations
,
July 1994 in “Journal of Dermatological Science” Human hair growth can be influenced by certain growth factors and has specific metabolic needs.
28 citations
,
March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
19 citations
,
October 1985 in “British Journal of Dermatology” The document concludes that unruly hair can be congenital or acquired, often lacks specific treatments, and can be managed with oils and short hairstyles.
385 citations
,
November 1990 in “Journal of Cell Science” Human hair follicles can grow in a lab setting.
20 citations
,
February 2012 in “Archives of dermatology” Leg hair transplants can create a natural-looking hairline and show successful growth over several years.
October 2013 in “The New Scientist” New hair growth from skin cells may help cure baldness.
58 citations
,
December 1992 in “British Journal of Dermatology” Rat hair follicles grow longer in vitro, but certain factors can inhibit this growth.
2 citations
,
February 2025 in “Journal of Investigative Dermatology”
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
38 citations
,
February 1989 in “Journal of Investigative Dermatology” January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
42 citations
,
September 2000 in “British Journal of Dermatology” Some children are born with unusually short, fine hair because their hair growth phase is short, but this often gets better by itself during puberty.
January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
27 citations
,
September 2017 Pubic hair transplantation can improve self-esteem in those with sparse pubic hair.
17 citations
,
June 1997 in “Baillière's clinical obstetrics and gynaecology” Scientists now better understand how human hair growth is controlled, including the roles of specific genes and proteins.
7 citations
,
June 1967 in “Journal of Investigative Dermatology” Plucking hairs in a certain way can result in intact hair roots, not related to baldness.
20 citations
,
January 1979 in “Journal of Experimental Zoology” Plucking hair speeds up the next hair growth, but hormones can change this timing.
11 citations
,
January 2012 in “PubMed” Bimatoprost can help grow eyebrow hair.