41 citations,
November 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
41 citations,
July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
41 citations,
April 2012 in “Journal of The European Academy of Dermatology and Venereology” Dutasteride-containing mesotherapy effectively treats female hair loss, improving density and thickness with minimal side effects.
40 citations,
December 2011 in “British Journal of Dermatology” Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.
39 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
38 citations,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
38 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
36 citations,
August 2018 in “Dermatologic Clinics” Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.
36 citations,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
34 citations,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
34 citations,
February 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride and minoxidil together promote hair growth better than either alone.
31 citations,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
30 citations,
June 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Oral zinc sulphate reduces dark hair color in mice.
29 citations,
March 2008 in “Dermatologic Surgery” The Cross-section Trichometer is a new tool that can measure hair quantity and detect hair loss and growth.
28 citations,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
27 citations,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
26 citations,
May 2017 in “Lasers in Medical Science” Laser therapy and hair growth factors significantly improve hair density in male baldness.
25 citations,
April 2018 in “Electromagnetic biology and medicine” Mobile phone radiation may cause DNA damage in human ear hair follicle cells.
24 citations,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Polygonum multiflorum can promote hair growth when taken orally or applied topically.
23 citations,
April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
21 citations,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
21 citations,
January 2014 in “Dermatology Research and Practice” Hair and serum levels of zinc, copper, and iron are similar in people with alopecia areata and healthy individuals.
20 citations,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
20 citations,
January 2003 in “Journal of oleo science” Chemical treatments and daily stresses damage hair, especially the cuticle layer.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
19 citations,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
19 citations,
March 1988 in “International Journal of Dermatology” Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.
18 citations,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
18 citations,
August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.