65 citations
,
August 2007 in “Experimental Dermatology” Human hair follicles can make and process prostaglandins, which may affect hair growth.
October 2022 in “Hair Transplantation” Beard hair can be effectively used for hair transplants when scalp hair is insufficient.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Linalool in personal care products may contribute to hair loss by damaging hair follicle stem cells and triggering harmful immune responses.
26 citations
,
June 2018 in “Australasian Journal of Dermatology” Stopping sunscreen use on the forehead led to hair regrowth in a woman with frontal fibrosing alopecia.
21 citations
,
March 2019 in “Experimental Dermatology” Immune cells around hair follicles help control hair growth and could be targets for treating hair disorders.
January 2010 in “International Journal of Dermatology and Venereology” Dermal papilla cells play a key role in hair loss by responding to androgens.
9 citations
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December 1991 in “Annals of the New York Academy of Sciences”
416 citations
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September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
January 2026 in “Clinical Cosmetic and Investigational Dermatology” Early diagnosis and targeted anti-inflammatory treatments can improve outcomes in androgenetic alopecia with perifollicular inflammation and fibrosis.
December 2016 in “Clinics in surgery” Understanding hair follicle biology and stem cell control can help develop treatments to stimulate hair growth for cosmetic procedures.
143 citations
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October 1988 in “Clinics in Dermatology” The understanding of male-pattern baldness remains unclear.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
4 citations
,
May 2006 in “médecine/sciences” The hairless gene is crucial for hair health, and its mutations cause hair loss.
12 citations
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August 2002 in “Archives of Dermatology”
4 citations
,
July 2014 in “Journal of Investigative Dermatology” Old people have less hair because their hair follicles don't regenerate as well, not because of fewer stem cells, and a protein called follistatin might help reactivate hair growth.
32 citations
,
January 1994 in “Skin Pharmacology and Physiology” Minoxidil helps hair growth by activating enzymes in hair follicles.
May 2009 in “Hair transplant forum international” Androgens affect hair growth and shedding, with genetic and non-genetic factors influencing baldness.
April 2017 in “Journal of Investigative Dermatology” Scientists created a tiny, 3D model of a hair follicle that grows and acts like a real one.
1 citations
,
December 1965 in “PubMed” October 2025 in “Clinical and Experimental Dermatology” Fibrosing alopecia can be stabilized or improved with anti-inflammatory treatments and hair growth agents.
May 2022 in “Journal of Cosmetic Dermatology” The authors suggest a method for hair transplantation in fibrosing alopecia pattern distribution to improve treatment outcomes and cover bald areas.
February 2025 in “Plastic and Aesthetic Research” Minoxidil and finasteride effectively promote hair regrowth within 3 months.
2 citations
,
January 2016 in “Dermatology online journal” A 46-year-old man was diagnosed with frontal fibrosing alopecia, a condition usually seen in postmenopausal women.
May 2015 in “Hair transplant forum international” Androgenetic alopecia causes hair loss by shrinking hair follicles due to androgens, with the connection between the muscle and hair follicle determining if the loss is reversible.
51 citations
,
August 2013 in “Journal of Investigative Dermatology” Human skin cells can create new hair follicles when transplanted into mice.
27 citations
,
February 2014 in “Experimental Dermatology” IGF-1 affects hair loss and could be a potential treatment.
September 2021 in “CRC Press eBooks” Lichen planopilaris causes permanent hair loss and scarring due to damage to hair follicles and can be mistaken for other hair loss conditions.
16 citations
,
February 2010 in “Journal of the European Academy of Dermatology and Venereology” Fibrosing alopecia in a pattern distribution is a unique hair loss condition that may respond to antiandrogen therapy.
18 citations
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July 2010 in “Journal of the American Academy of Dermatology” Folliculotropic mycosis fungoides can look like alopecia areata.
January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” Taking finasteride daily can effectively and safely increase hair density and thickness for women with hair loss.