52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
Hair fibers degrade and change color in very basic water.
Mutations in keratin genes may link hair disorders to dental decay.
29 citations
,
July 2015 in “Journal of Medical Genetics” A genetic variant in the KRT25 gene causes tightly curled hair.
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
18 citations
,
April 2010 in “Langmuir” Human hair surface varies in wettability, showing daily and monthly patterns.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
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.
December 2022 in “The Turkish Journal of Pediatrics” Hair examination helps diagnose rare neurological diseases in children.
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.
161 citations
,
July 2003 in “ACM Transactions on Graphics” Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
12 citations
,
March 2004 in “Journal of Investigative Dermatology” September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
2 citations
,
January 1990 January 2024 in “International Journal of Trichology” Matted hair should not be judged as a sign of mental instability; proper diagnosis and gentle care are key.
research Hair
November 2005 in “CRC Press eBooks” Hair and skin are closely linked, and hair products can affect skin health.
30 citations
,
July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
4 citations
,
July 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
January 2003 in “Swinburne Research Bank (Swinburne University of Technology)” December 2000 in “日本組織細胞化学会総会プログラムおよび抄録集” 5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
6 citations
,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
May 2026 in “Applied Spectroscopy” Humidity affects hair structure changes during stretching.
3 citations
,
June 2008 in “Springer eBooks” Hair care products clean, protect, style, color, and change hair structure.
Hair movement can indicate hair quality and health.
23 citations
,
July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
1 citations
,
January 2017 in “International Journal of Trichology” A new mutation caused a rare hair disorder in a Polish girl, not inherited from her family.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
January 2026 in “Health Science Reports” Personalized hair care can help manage hair-focused repetitive behaviors.