November 2013 in “International Journal of Medical and Health Sciences” Doctors often miss Hair Tourniquet Syndrome, which can lead to serious damage if not treated quickly.
4 citations
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August 2023 in “Journal of Investigative Dermatology” Certain genes influence the direction of hair whorls on the scalp.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
4 citations
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August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
18 citations
,
August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
July 2025 in “Frontiers in Medicine” Mutations in the LIPH gene cause woolly hair in a child.
February 2023 in “EAS Journal of Medicine and Surgery” Most Idoma people have a curved hairline due to genetics.
December 2023 in “University of Southern Denmark Research Portal (University of Southern Denmark)” Digital access to medical info can help identify rare conditions.
December 2020 in “International journal of medical science and clinical invention” Rapunzel syndrome can show vague symptoms and needs long-term psychiatric care to prevent recurrence.
27 citations
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March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
1 citations
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January 2024 in “Annals of Dermatology” Examining hair shape can help predict Alopecia Areata's progression.
Deleting Twist1 in skin cells reduces UVB-induced skin cancer risk.
March 2025 in “Journal of Craniofacial Surgery” Natural hairline asymmetry should be embraced for better-looking hair transplants.
28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
October 2025 in “Indian Dermatology Online Journal” Cultural practices can influence trichotillomania, requiring culturally sensitive treatment.
May 2009 in “International Journal of Cosmetic Science” Permanent waving damages hair protein and weakens hair, especially with repeated treatments using sodium thioglycolate.
3 citations
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October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
January 2016 in “ACG Case Reports Journal” A girl with Rapunzel syndrome had surgery to remove a hairball, and addressing mental health is important to prevent it from happening again.
October 2025 in “International Journal of Cosmetic Science” Shiny, straight hair is seen as more youthful, healthy, and attractive.
42 citations
,
September 2000 in “British Journal of Dermatology” Some children are born with unusually short, fine hair because their hair growth phase is short, but this often gets better by itself during puberty.
17 citations
,
September 2005 in “International Journal of Dermatology” African hair is more fragile due to its unique shape and internal structure.
40 citations
,
November 1966 in “Archives of Dermatology” Trichorrhexis nodosa is mainly caused by hair trauma and improves with gentler hair care.
3 citations
,
June 2023 in “American Journal of Forensic Medicine & Pathology” A child died from eating hair, causing severe stomach blockages and infection.
Hair feels different when touched and rubs together in various ways.
January 2026 in “International Journal of Dermatology” APKH in young males may signal early hair loss and needs early attention.
271 citations
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March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
18 citations
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January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.