5 citations
,
January 2017 in “Dermatologic Surgery” Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.
25 citations
,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
November 2022 in “International journal of trichology” Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
7 citations
,
December 1971 in “Calcified Tissue Research” Hair follicles in injured skin can quickly accumulate minerals, especially calcium and phosphorus.
69 citations
,
May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
33 citations
,
December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
November 2021 in “Skin appendage disorders” Self-induced hair loss should be considered in patients with androgenetic alopecia.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
41 citations
,
December 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting MED1 in skin cells causes hair loss and skin changes.
December 2025 in “Dermatological Health” Using eyebrow powder caused eyebrow hair loss, but stopping its use led to regrowth.
15 citations
,
January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
4 citations
,
January 2009 in “Veterinary Dermatology” Cats exposed to diesel oil can lose hair but recover fully without treatment.
August 2024 in “Skin Appendage Disorders” Long-term use of high-dose topical minoxidil can cause thickened, ridged scalp.
1 citations
,
January 2013 in “International Journal of Trichology” A girl with red hair developed hair-pulling and body image disorders after being bullied for her hair color.
44 citations
,
April 2012 in “American Journal of Clinical Dermatology” Scarring alopecias are complex hair loss disorders that require early treatment to prevent permanent hair loss.
3 citations
,
August 2008 in “PubMed” Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
13 citations
,
July 1973 in “Archives of dermatology” Tight cornrow braids may cause hair loss.
5 citations
,
September 1998 in “Atlas of the oral and maxillofacial surgery clinics of North America” Hair transplantation and micrografting, used for baldness, involve moving hair follicles from hair-rich to bald areas, requiring careful procedure and post-care for success.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
September 2023 in “Jurnal Ilmu Kesehatan Hewan” The dog improved significantly after treatment for skin mites and fungi.
January 2026 in “International Journal of Dermatology” Minoxidil can be toxic to pets, especially cats, and public awareness is low.
October 2020 in “Tierärztliche Praxis. Ausgabe Grosstiere, Nutztiere” Cows moving from tie-stalls to free-stalls had fewer leg injuries but more stress and heel horn erosions.
33 citations
,
April 2020 in “Dermatitis” Hair care products often cause contact dermatitis, especially in women and hairdressers.
April 2019 in “Journal of Investigative Dermatology” Activating the Sonic hedgehog pathway can help regenerate hair follicles during wound healing in mice, potentially improving regeneration after injury.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery” February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
November 2024 in “Cureus” Early diagnosis and personalized treatment can prevent damage from dissecting cellulitis after hair restoration surgery.
12 citations
,
July 2015 in “Veterinary Dermatology” Microneedling helped two Pomeranian dogs with a hair growth disorder grow back 90% of their fur in 12 weeks, and the results lasted for a year.
5 citations
,
July 1999 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Proteolytic enzymes damage hair follicles by detaching stem cells.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.