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.
46 citations,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
17 citations,
February 2013 in “PLOS ONE” 6-Gingerol, found in ginger, may slow down hair growth and could be used for hair removal.
10 citations,
December 2010 in “British Journal of Dermatology” After menopause, some women lose scalp hair and gain facial hair, with patterns suggesting different underlying causes.
68 citations,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
28 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.
8 citations,
March 2019 in “Progress in Human Geography” Hair significantly shapes body identity and social interactions, influencing how we perceive and relate to our bodies.
6 citations,
March 2018 in “Journal of Medicinal Food” Chicken egg yolk peptides can promote hair growth by increasing a specific growth factor.
6 citations,
January 2016 in “Skin appendage disorders” A man with rare Lichen Planopilaris lost body hair, not scalp hair, and treatment stopped itching but didn't regrow hair.
6 citations,
June 2011 in “Pharmacognosy Journal” Many products for hair re-growth exist, but a perfect treatment without side effects has not yet been found.
6 citations,
October 1997 in “CNS Drugs” Psychotropic drugs can cause hair loss or excessive hair growth.
5 citations,
March 2012 in “Actas Dermo-Sifiliográficas” Body-hair transplant successfully improved scarred areas and frontal hair density without visible chest scarring.
3 citations,
June 2006 in “Expert Review of Dermatology” The document concludes that hair loss is complex, affects many people, has limited treatments, and requires more research on its causes and psychological impact.
176 citations,
August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
90 citations,
October 1996 in “Dermatologic Clinics” Growth factors are crucial for hair development and could help treat hair diseases.
40 citations,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
30 citations,
September 2004 in “Experimental Dermatology” Scalp hair follicle culture has limits for testing minoxidil's hair growth effects.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
21 citations,
January 2018 in “The Korean Journal of Physiology and Pharmacology” Modified stem cells from umbilical cord blood can make hair grow faster.
19 citations,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
11 citations,
September 2020 in “Journal of Cosmetic Dermatology” Silver nanoparticles can significantly promote hair growth.
10 citations,
January 2021 in “Journal of Ginseng Research” Red ginseng oil may help grow hair and protect skin from UVC light.
4 citations,
September 2016 in “Molecular Medicine Reports” Specific genes influence hair and cashmere growth in Laiwu black goats.
4 citations,
October 2013 in “Clinics in Dermatology” Experts don't fully agree on how to diagnose certain hair growth disorders and more research is needed to understand them better.
3 citations,
January 2021 in “Journal of Bioscience and Bioengineering” Sweet potato shochu oil and its components may effectively promote hair growth.
1 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Acyclovir cream may slow down hair growth, suggesting it could be a new treatment for excessive hairiness.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
143 citations,
October 1996 in “Dermatologic Clinics” Too much androgen can cause hair loss; finasteride may help.
46 citations,
January 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.