85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
October 2012 in “한국미용학회지” For best curls and hair health, use keratin and ceramide after rinsing, or skip rinsing for stable curls.
95 citations
,
October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
New methods to classify curly hair types were developed based on shape and strength.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Relaxing certain muscles might straighten curly hair.
January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
2 citations
,
July 2013 in “Acervo Digital da Universidade Estadual Paulista (Universidade Estadual Paulista)” The shampoo effectively defines and models curls while reducing frizz and volume.
1 citations
,
October 1993 in “PEDIATRICS” Using hot curling irons and hair gels can cause seizures in young black girls during hair grooming.
January 2024 in “Indian Journal of Pharmaceutical Sciences” Relaxing the Arrector Pili Muscle might make curly hair straighter.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
11 citations
,
June 2013 in “PubMed” The automated flat iron can permanently straighten hair without chemicals, especially at 154°C, and silicone improves the results.
1 citations
,
April 2022 in “International Journal of Women's Dermatology” Classifying curl patterns might help doctors assess and treat hair loss better.
65 citations
,
March 2017 in “Experimental Dermatology” Curly hair is influenced by specific genetic variations.
34 citations
,
December 2009 in “Journal of the American Academy of Dermatology” Improper use of ceramic flat irons can cause severe hair damage.
19 citations
,
October 2020 in “Biomedical Microdevices” Derma rollers show promise for skin improvement and drug delivery, but more research is needed on their safety and effectiveness.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
Curly wool has more orthocortex than straight wool.
13 citations
,
March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
January 2007 in “Proceedings of the Korean Fiber Society Conference” New resin B makes artificial hair fibers hold curls longer than traditional resin A.
20 citations
,
October 1996 in “Journal of the American Academy of Dermatology” February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
6 citations
,
October 2018 in “Drug safety - case reports” Alitretinoin may cause irreversible hair curling as a side effect.
13 citations
,
October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.