April 2022 in “Journal of The American Academy of Dermatology” The document suggests that nerve issues might contribute to hair loss and that testing sensation could predict these nerve problems.
October 2015 in “Cosmetic Dermatology” Hair styling products and tools help improve hair's look and manageability but can damage hair if used incorrectly.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
12 citations
,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
1 citations
,
April 2023 in “PubMed” Biocompatible artificial hair implants significantly improved patients' quality of life and were successful.
April 2023 in “Chinese Medical Journal” Human hair follicle stem cells help repair tendon injuries.
7 citations
,
June 2020 in “JAAD Case Reports” Artificial hair implants can still cause side effects despite improvements.
66 citations
,
May 2021 in “Science Advances” Different scaffold patterns improve wound healing and immune response in mouse skin, with aligned patterns being particularly effective.
61 citations
,
October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.
September 2025 in “Cell Reports” Skin stretching can improve vaccine delivery through hair follicles and boost immune response.
April 2018 in “Journal of Investigative Dermatology” Ovol2 is important for proper skin healing and hair growth.
April 2012 in “Informa Healthcare eBooks” Lichen planopilaris is a rare, chronic condition causing hair loss, mainly in middle-aged women, and early treatment is important to prevent permanent baldness.
234 citations
,
November 2009 in “American journal of human genetics” Common variants in the Trichohyalin gene are linked to straight hair in Europeans.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
36 citations
,
August 2012 in “Dermatology online journal” Using wigs, hairpieces, and sprays can help people with hair loss feel better about themselves.
15 citations
,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
14 citations
,
April 2016 in “PloS one” The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
1 citations
,
January 1980 in “Archives of Dermatology” Syphilis chancres can be atypical, and fiber implantation for baldness is risky and often fails.
9 citations
,
April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
45 citations
,
April 2013 in “Cell Transplantation” Activin B improves wound healing and hair growth by helping stem cells move using certain cell signals.
40 citations
,
January 2016 in “Elsevier eBooks” The skin is the largest organ, protecting the body, regulating temperature, and producing hormones.
March 2026 in “Scientific Data” Chromatin state changes in hair follicle stem cells can improve cashmere growth.
November 2023 in “npj regenerative medicine” Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin heals with scars because only one type of fibroblast is used, not a mix.
149 citations
,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.