January 2017 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
February 2009 in “Springer eBooks” Pregnancy can cause more body and scalp hair growth and make nails brittle, but these changes often revert after giving birth.
March 2026 in “Frontiers in Medicine” Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.
Oral minoxidil is as effective and safe as topical minoxidil for treating female pattern hair loss.
11 citations
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August 2010 in “Developmental neurobiology” Ptprq has multiple forms that change during inner ear development.
9 citations
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March 2017 in “Dermatologic Surgery” Asian men with hair loss have different follicular densities: East/Southeast 61.1, South 63.5, West 63.6 FU/cm².
8 citations
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October 2019 in “Dermatologic Therapy” Bicalutamide improves hair density in women safely.
6 citations
,
September 2013 in “The Obstetrician & Gynaecologist” Pregnancy can cause unique skin issues, some of which may risk the mother and baby's health and need careful treatment.
3 citations
,
March 2021 in “Metabolites” Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
191 citations
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September 2011 in “Cell stem cell” Hair follicle stem cells use specific chromatin changes to control their growth and differentiation.
23 citations
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July 2012 in “Calcified Tissue International” A single injection of PTH–CBD can increase bone density for up to a year.
22 citations
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April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
18 citations
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August 2019 in “Nutrients” Eating barley for life may lead to healthier aging in mice.
18 citations
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March 2004 in “Clinics in Dermatology” Lupus can cause hair loss and nail changes, with treatments available for both.
16 citations
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April 2009 in “Dermatologic Surgery” The place where hair is transplanted can change its growth rate and length but not its thickness.
6 citations
,
January 2012 in “Breast cancer” Breast cancer may be detectable through changes in scalp hair lipids.
2 citations
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June 2022 in “Scientific reports” Mouse hair follicle stem cells lose their ability to change into different cell types after being grown for a long time.
March 1998 in “Journal of dermatological science” Diphencyprone initially increases mouse hair growth, then slows it, possibly due to changes in specific protein levels.
4 citations
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September 2020 in “Journal of Cosmetic Dermatology” PRP treatment significantly increased hair density and thickness in male hair loss.
2 citations
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June 2024 in “Journal of the Korean Society of Cosmetology” Aroma scalp massage improved scalp condition and satisfaction but not hair thickness or density.
October 2025 in “International Journal of Homoeopathic Sciences” Holistic homeopathy, lifestyle changes, and nutrition can improve chronic hair loss.
May 2023 in “International journal of science and research” 2% minoxidil solution improved hair density and quality in children with Loose Anagen Hair Syndrome.
June 2022 in “Journal of Dermatology Research” Using 448-kHz Capacitive-Resistive Electrothermal Therapy can help increase hair density and prevent hair loss in women.
July 2021 in “Medical journal, Armed Forces India” Using platelet-rich plasma in hair restoration surgery significantly improves hair density after 6 months and is safe to use.
51 citations
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September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
41 citations
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March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
14 citations
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January 2015 in “Genetics and molecular research” The transition from growth to regression in Cashmere goat hair follicles involves changes in expression of genes related to keratin and cell differentiation.
9 citations
,
November 2019 in “Cell calcium” The STIM1 R304W mutation in mice leads to bone changes and teeth hair growth.
6 citations
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March 2020 in “Scientific reports” Hair growth genes work better with more glucose due to changes in gene-regulating markers.