Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
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.
97 citations
,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
32 citations
,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
12 citations
,
January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” Stretched hair has a similar structure to natural silk, showing hair's elasticity involves reversible changes within its molecules.
68 citations
,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
3 citations
,
October 2006 in “Journal of dermatology” X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
22 citations
,
October 1996 in “Dermatologic clinics” Understanding intermediate filaments helps explain hair health and related diseases.
1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
December 2016 in “Journal of Dermatology and Dermatologic Surgery” IFHUT shows better hair growth than FUE, but needs improvements in positioning, speed, and accuracy.
June 2004 in “Dermatologic Surgery” Mixing different sizes of hair follicles during hair restoration surgery can give excellent results, save time, and cause less damage.
20 citations
,
July 1998 in “Archives of dermatology”
1 citations
,
April 2023 in “PubMed” Biocompatible artificial hair implants significantly improved patients' quality of life and were successful.
January 2023 in “Springer eBooks”
January 2012 in “TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN” Human hair can be used to study mineral changes from long-term space flight.
5 citations
,
March 2011 in “Proceedings : 格差センシティブな人間発達科学の創成=Science of human development for restructuring the "gap widening society"” A new imaging technique accurately measures hair follicle density and angles for better hair transplants.
1 citations
,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
Daily hair care may cause holes in hair fibers.
January 2010 in “Elsevier eBooks” Hair color is important in many fields and is measured for various purposes.
15 citations
,
January 2012 in “International journal of trichology” The HairCheck® device is effective for measuring hair loss and growth in people with alopecia.
January 2022 in “Consultant”
2 citations
,
May 2016 in “Hair transplant forum international” Hair implanters have certain limitations.
1 citations
,
January 2015 in “Journal of Society of Cosmetic Chemists of Japan” Keratin film can effectively measure hair texture and adsorption properties.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
22 citations
,
January 2006 in “Journal of Structural Biology” Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
Hair feels different when touched and rubs together in various ways.
10 citations
,
December 2017 in “Physiological Reports” Hair follicle analysis can track body changes from high-intensity interval training.
23 citations
,
October 2007 in “International journal of cancer” X-ray diffraction of hair might help detect breast cancer non-invasively.
December 2025 in “Ethnologia Fennica” 1 citations
,
January 2015 in “Bulletin of the Russian Academy of Sciences Physics” Hair tissue can help monitor environmental and public health risks.