77 citations,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
1 citations,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
January 2006 in “东华大学学报:英文版” Microwave plasma treatment improves yak hair dyeing.
10 citations,
October 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
45 citations,
January 2016 in “Journal of Nanomaterials” Silver nanoparticles from Ziziphus nummularia leaves have better antibacterial, antifungal, antioxidant, and hair growth effects than the leaf extract alone.
27 citations,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
23 citations,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
15 citations,
August 2015 in “Scanning” Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
8 citations,
December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
3 citations,
October 2022 in “Nano Letters” Machine learning identified promising nanozymes for treating hair loss.
3 citations,
May 2009 in “International Journal of Cosmetic Science” Relaxer treatments damage African–American hair, with commercial products causing more harm than lab-made solutions.
1 citations,
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
1 citations,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
20 citations,
July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
43 citations,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
24 citations,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
15 citations,
July 2002 in “Clinical and Experimental Dermatology” Hair microscopy is useful for diagnosing certain hair loss conditions but has limitations and must be interpreted carefully.
1 citations,
February 2018 in “Australasian journal of dermatology” Advanced imaging techniques are crucial for accurately diagnosing Monilethrix, a rare hair disorder.
13 citations,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
10 citations,
June 2001 in “International Journal of Cosmetic Science” Natural shampoos made in the lab conditioned hair better than commercial ones with chemicals.
2 citations,
March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
7 citations,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
1 citations,
August 1999 in “ACS symposium series” Polymer JR400 sticks to hair but washes off with detergent.
February 2023 in “International Journal of Pharmaceutics” A new version of minoxidil, a hair loss treatment, was made using nanotechnology. This version, called minoxidil cubosomes, works better and causes fewer skin reactions than the old version. It also penetrates and stays in the skin better, promoting hair regrowth. It's safe and could be a good alternative to current treatments.
81 citations,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
11 citations,
March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.