July 2022 in “المجلة العراقية للصيدلة” Most women with excessive hair growth (hirsutism) also experience a common type of non-scarring hair loss called Androgenetic alopecia with telogen effluvium.
33 citations
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August 2013 in “British Journal of Dermatology” Lack of small, fine hair on the front hairline is a key sign of frontal fibrosing alopecia.
December 2024 in “Australian Journal of General Practice” The woman's hair loss pattern doesn't match typical conditions like alopecia areata or female pattern hair loss.
1 citations
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February 2014 in “Hair therapy & transplantation” A baby boy had two types of temporary hair loss at birth, which might be two forms of newborn hair loss combined.
235 citations
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January 2011 in “Journal of Clinical Investigation” Men with baldness due to androgenetic alopecia still have hair stem cells, but lack specific cells needed for hair growth.
3 citations
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October 2021 in “Clinica Chimica Acta” Hormone levels in hair vary across the head, with the highest concentration of a key hormone linked to hair loss at the top.
48 citations
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January 2002 in “Dermatology” Hair pain is more common in women with hair loss, but it's not linked to the cause or severity of hair loss.
3 citations
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May 2008 in “Hair transplant forum international” Common hair loss disorders may not need stem cell therapy, but could benefit from other treatments like hair cycle control and immune restoration therapy.
32 citations
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August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
38 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
January 2015 in “Hair transplant forum international” The document's conclusion cannot be provided because the content is not available.
April 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
January 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
October 2022 in “Hair Transplantation” Beard hair can be effectively used for hair transplants when scalp hair is insufficient.
1 citations
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January 2000
10 citations
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January 2013 in “International Journal of Trichology” More vellus hairs in frontal scalp indicate early female pattern hair loss.
10 citations
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December 2010 in “British Journal of Dermatology” After menopause, some women lose scalp hair and gain facial hair, with patterns suggesting different underlying causes.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.
19 citations
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July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
June 2011 in “European Journal of Pediatric Dermatology” An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.
38 citations
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November 2005 in “Journal of Investigative Dermatology Symposium Proceedings”
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.
18 citations
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January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
2 citations
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March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Hairless mammals have genetic changes in both their protein-coding and regulatory sequences related to hair.
3 citations
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November 1977 in “JAMA” Hair casts can be mistaken for lice, causing unnecessary stress.
7 citations
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November 2013 in “Pediatric and Developmental Pathology” Over half of the children had abnormal hair under a microscope, with many having genetic hair conditions.
10 citations
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April 2009 in “Oncology Reports” Bald-headed individuals may need early non-invasive detection for skin changes linked to cancer risk.
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.