June 2023 in “International journal of science and research” PRP injections help hair regrowth safely but may need more research.
January 2023 in “Operative Techniques in Otolaryngology-Head and Neck Surgery” Hair transplants help transgender patients look more like their gender identity, with different procedures for trans women and men.
January 2017 in “Springer eBooks” Over 40% of postmenopausal women experience hair loss, with treatments aiming to stop further loss and possibly thicken hair.
November 2025 in “Journal of Cosmetic Dermatology” Exosome therapy can safely and effectively restore color to gray hair.
June 2025 in “SAS Journal of Medicine” Early diagnosis of tufted hair is crucial for managing folliculitis decalvans, a chronic scalp condition.
January 2025 in “International Journal of Trichology” Loose anagen hair syndrome in children often resolves on its own.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupted cholesterol production impairs hair follicle stem cells, leading to hair loss.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.
TLR2 helps control hair growth and regeneration, and its reduction with age or obesity can impair hair growth.
July 2023 in “Biomolecules” The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.
December 2022 in “Biochemical and Biophysical Research Communications” HtrA2 activity is crucial for normal hair growth by regulating fat cell development.
October 2021 in “Research Square (Research Square)” Hair follicle stem cells in hairpoor mice are disrupted, causing hair loss.
June 2020 in “Nihon Ika Daigaku Igakkai Zasshi” aPKCλ is essential for hair follicle stem cell maintenance and wound healing.
December 2019 in “Journal of pediatrics & neonatology” A 13-year-old boy had a rare, stable type of hair loss with little chance of regrowth, but treatment is available for looks.
April 2018 in “Journal of Investigative Dermatology” Older hair follicle stem cells have a reduced ability to renew themselves, leading to more hair loss.
A woman had temporary hair loss due to stress from a spinal cord injury.
January 2014 in “Journal of Investigative Dermatology” Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.
July 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Platelet-rich plasma can potentially increase hair growth and density, but more trials are needed to confirm its effectiveness and safety.
September 2016 in “Journal of Dermatological Science” The protein aPKCλ is crucial for keeping hair follicle stem cells inactive and for hair growth and regeneration.
September 2015 in “SelfCare Journal” Two treatments for male pattern hair loss are minoxidil and finasteride, but they have side effects and may not satisfy everyone.
300 citations
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August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
234 citations
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February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
100 citations
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June 2006 in “British Journal of Dermatology” Hair loss severity relates to increased miniaturization in female pattern hair loss.
73 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
50 citations
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January 2007 in “PubMed” Minoxidil 2% and 5% are common treatments for female pattern hair loss, with other options including anti-androgens, oral contraceptives, and hair transplantation.
27 citations
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September 2018 in “Nanomedicine: Nanotechnology, Biology and Medicine” Further research is needed to improve hair regeneration using stem cells and nanomaterials.
14 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
10 citations
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February 2011 in “Journal der Deutschen Dermatologischen Gesellschaft” The document concludes that proper diagnosis and evidence-based treatments are crucial for managing hair diseases, and psychological support for patients is important.
7 citations
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January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” T-cell reconstitution after thymus transplantation can cause hair whitening and loss.