264 citations
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October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
1 citations
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
27 citations
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June 2020 in “Genes” Lykoi cats' unique sparse hair is linked to specific genetic variants in the Hairless gene.
1 citations
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March 2011 in “Hospital Pharmacy” Various medications and vaccines can cause serious side effects.
37 citations
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February 2005 in “Journal of Investigative Dermatology” Overexpression of SSAT causes hair loss and skin issues, but reducing putrescine can help.
55 citations
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January 2002 in “Journal of liposome research” New liposomal formulations may improve delivery of treatments to hair follicles, potentially helping with hair loss.
4 citations
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July 2023 in “Analytical and Bioanalytical Chemistry” 7 citations
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June 2020 in “JAAD Case Reports” Artificial hair implants can still cause side effects despite improvements.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Microneedling may help regrow eyebrow hair, but more research is needed.
31 citations
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May 2017 in “JAAD Case Reports” ATX-101 injections can cause hair loss.
November 2024 in “JAAD Case Reports” A 21-month-old boy has a rare genetic disorder causing sparse hair due to an LSS gene mutation.
5 citations
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February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
7 citations
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January 2020 in “Journal of Dermatology” Cantu syndrome, which causes excessive hair growth and skin issues, is due to a mutation in the ABCC9 gene, and understanding this could help develop new treatments for hair diseases.
56 citations
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January 1970 in “Cell and Tissue Research”
4 citations
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December 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Overactive Wnt signaling in mouse skin stem cells causes acne-like cysts and shrinking oil glands, which some treatments can partially fix.
February 2024 in “Lasers in Medical Science” Lasers and energy-assisted methods show promise for treating hair loss, but more research is needed.
1 citations
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November 2024 in “Veterinary Dermatology” The cat's hair loss was linked to a type of cancer.
February 2013 in “Journal of the American Academy of Dermatology”
46 citations
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April 1977 in “Southern Medical Journal” Minoxidil causes excessive hair growth, but depilatory agent removes it safely and effectively.
17 citations
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May 2007 in “British Journal of Dermatology” Gomez–Lopez–Hernandez syndrome can cause focal hair loss and developmental delays but some children can still function well and excel in school and sports.
113 citations
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June 2010 in “Biological Chemistry” Cathepsin L deficiency causes large, abnormal cell structures and health issues in mice.
5 citations
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January 2019 in “Skin appendage disorders” The conclusion is that it's important to tell apart alopecia areata from lipedematous alopecia for proper treatment, as alopecia areata can be reversed.
October 2025 in “Clinical Case Reports” PRP injection for hair growth can cause reversible vision loss due to inflammatory optic neuropathy.
2 citations
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February 2021 in “The Pediatric Infectious Disease Journal” Hair loss may be a delayed side effect of Multisystem Inflammatory Syndrome in children after COVID-19.
109 citations
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November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Targeting hair follicles can improve skin treatments and reduce side effects.
11 citations
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March 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” A gene mutation causes early keratinocyte maturation leading to hair loss in Olmsted syndrome.
9 citations
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December 2014 in “British Journal of Dermatology” Hedgehog pathway inhibitors used for skin cancer can cause significant hair loss, which may improve after stopping the medication.
18 citations
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February 2023 in “eLife” ILC1-like cells can independently cause alopecia areata.
June 2025 in “Journal of Cosmetic Dermatology” Excessive scalp massage after using minoxidil can cause hair damage, but reducing massage and using MSC exosomes can help.
46 citations
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September 2007 in “Journal of Investigative Dermatology”