December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
62 citations
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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.
254 citations
,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
September 2025 in “Cosmetics” Lipid content and structure affect water absorption in different hair types.
22 citations
,
May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
August 2011 in “SpringerReference”
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
December 1978 in “Indian Journal of Otolaryngology and Head & Neck Surgery” 13 citations
,
June 2014 in “Experimental Mechanics”
September 2014 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” OCT can effectively examine and reveal details about human hair and scalp conditions.
5 citations
,
September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
48 citations
,
August 1998 in “Developmental Biology” Deleting part of a gene in mice causes wavy hair and high pup loss.
1 citations
,
August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
7 citations
,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
108 citations
,
March 2011 in “Archives of Dermatology” Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.
12 citations
,
August 2016 in “Biomedical Chromatography” A new method accurately measures clobetasol propionate in hair and skin.
38 citations
,
July 1993 in “Journal of Investigative Dermatology” 203 citations
,
June 2003 in “Journal of the American Academy of Dermatology” Human hair, despite its different types, shares common traits that affect its structure and response to treatments.
13 citations
,
October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
6 citations
,
December 2018 in “International Journal of Cosmetic Science” CARB is a strong barrier in human hair that prevents dye penetration.
May 2025 in “International Journal of Trichology” Hair Heat Disease is caused by wet, oily hair and friction in hot, humid conditions.
July 2025 in “The Journal of Physiology” C-tactile afferents are linked to emotional touch and social bonding through hair movement.
1 citations
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April 2017 in “Journal of Investigative Dermatology” CCL5 is important for the hair growth potential of human dermal papilla cells.
The new method can tell how hair fibers react to moisture after treatments.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.