10 citations
,
January 2010 in “Veterinary pathology” A new mutation in the hairless gene causes hair loss and skin wrinkling in mice.
86 citations
,
June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
11 citations
,
May 1998 in “International Journal of Dermatology” Using a blow dryer in a certain way can cause localized hair damage with bubble formation inside the hair.
18 citations
,
February 2006 in “Genomics” A new genetic mutation in mice causes permanent hair loss and skin wrinkling.
15 citations
,
August 2010 in “Annals of saudi medicine/Annals of Saudi medicine” Hair tourniquet syndrome is a rare condition where hair wraps around an infant's body part, needing quick removal to prevent damage.
June 2015 in “Obstetrics, gynaecology and reproductive medicine” Hirsutism, excessive hair growth in women, is often caused by polycystic ovarian syndrome and is treated by targeting the cause, lifestyle changes, and medication.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
125 citations
,
February 2003 in “Journal of the American Academy of Dermatology” The document explains the types of excessive hair growth and how to manage it.
7 citations
,
April 2000 in “Mammalian Genome” A new mutation in mice causes crooked whiskers and messy hair.
Treatment improved symptoms in a woman with HAIR-AN syndrome.
13 citations
,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
February 2026 in “International Journal of Homoeopathic Sciences” Plica Polonica is a rare hair disorder causing severe matting, managed by detangling or cutting, and prevented with regular hair care.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
January 2008 in “대한미용학회지” UV exposure severely damages hair, making it rough and weak.
2 citations
,
February 2013 in “Journal of the Saudi Society for Dermatology & Dermatologic Surgery” New hair spray caused a hair shaft disorder.
February 2022 in “CRC Press eBooks” Hair disorders include hair loss, excessive hair growth, and ingrown hairs, with various treatments available depending on the cause.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
October 1976 in “BMJ. British medical journal” December 2025 in “British Journal of Dermatology” 5 citations
,
October 2018
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
7 citations
,
January 1990
6 citations
,
July 2017 in “Biochemical and Biophysical Research Communications” The Hairless gene is crucial for hair cell development, affecting whether skin cells become hair or skin and oil gland cells.
January 2022 in “The Pan African medical journal” Hypertrichosis causes excessive hair growth and needs psychological support due to its impact on self-esteem.
95 citations
,
October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
12 citations
,
March 2004 in “Journal of Investigative Dermatology” 85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
15 citations
,
April 1960 in “Journal of the American Medical Association” Hirsutism perception varies by culture and individual.
17 citations
,
March 2012 in “Journal of biological chemistry/The Journal of biological chemistry” Hairless protein affects hair follicle structure by regulating the Dlx3 gene.