Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
January 2024 in “Research Portal Denmark” Artificial hair fibers improve drug delivery accuracy through skin models.
February 2026 in “Human Cell” MSC-CM can boost skin cell growth and movement, aiding skin repair.
52 citations
,
May 2006 in “Journal of Structural Biology” Keratin-associated proteins help link filaments and affect keratin's strength.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
121 citations
,
June 2009 in “Journal of Cellular Biochemistry” Human hair follicle stem cells can safely and effectively help nerve regeneration.
19 citations
,
July 1994 in “Journal of Dermatological Science” Human hair keratin genes are similar to mouse genes and are specifically expressed in hair follicles.
November 2010 in “PubMed” Human hair keratin can help repair fat tissue.
235 citations
,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
118 citations
,
January 2013 in “Biomaterials” Keratin from human hair shows promise for medical uses like wound healing and tissue engineering.
60 citations
,
August 2008 in “Human molecular genetics online/Human molecular genetics” A position effect on the TRPS1 gene causes excessive hair growth in humans and mice.
53 citations
,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” KAP genes show significant genetic variability, but its impact on hair traits is unclear.
45 citations
,
September 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
41 citations
,
January 2018 in “Advances in experimental medicine and biology”
40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
35 citations
,
January 2020 in “Skin Pharmacology and Physiology” The review concluded that keeping the hair-growing ability of human dermal papilla cells is key for hair development and growth.
21 citations
,
December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
15 citations
,
February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
8 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rumex japonicus extract may promote hair growth more effectively than Minoxidil.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
5 citations
,
September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
3 citations
,
November 2011 in “European Journal of Dermatology” 4-O-methylhonokiol from Magnolia officinalis significantly promotes hair growth.
3 citations
,
October 2007 in “Expert Review of Dermatology” Hair ages due to various factors and treatments like minoxidil and finasteride can help, but more research and better public awareness are needed.
1 citations
,
April 2019 in “PubMed” The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
1 citations
,
January 2017 in “Elsevier eBooks” The document concludes that new treatments for hair loss may involve a combination of cosmetics, clinical methods, and genetic approaches.
March 2026 in “Medical Lasers” Adjusting hair dryer settings improves drying efficiency and keeps hair healthy.
July 2024 in “ACS Biomaterials Science & Engineering” Nanoencapsulated antibiotics are more effective in treating hair follicle infections than free antibiotics.
November 2023 in “Borneo Journal of Pharmacy” Sappan wood hair tonic helps protect and repair damaged hair.
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.