January 2024 in “Journal of Cosmetic Dermatology” Smoking increases the risk of male pattern hair loss.
February 2018 in “Medical Hypotheses” Male pattern hair loss may have evolved to promote younger fathers for offspring health and survival, encouraging monogamy and paternal nurturing.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
20 citations
,
December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
1 citations
,
June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
November 2025 in “Journal of Investigative Dermatology” CBD can help hair grow by supporting scalp health and reducing inflammation.
January 2017 in “Durham e-Theses (Durham University)” Chemical stressors damage hair structure but the skin's outer layer protects living cells.
15 citations
,
November 2020 in “International Journal of Molecular Sciences” Multi-walled carbon nanotubes can enhance root hair growth in certain plants by affecting nitric oxide and ethylene pathways, but only at specific concentrations.
21 citations
,
January 1995 in “Journal of the American Institute for Conservation” A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.
4 citations
,
November 2024 in “Scientific Reports” 16-MHA can restore damaged hair's protective barrier and moisture balance.
May 2026 in “Journal of Dermatological Science” Collagen XVIIα1 decline causes skin and hair aging.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
July 2025 in “New Phytologist” MLO proteins help regulate calcium and ROS levels, promoting root hair growth in Arabidopsis.
July 2025 in “Underline Science Inc.” ROS influences the growth and structure of Arabidopsis root hairs.
143 citations
,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
1 citations
,
October 2023 in “RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218” Alopecia androgenética in women can lower self-esteem and cause mental health issues.
28 citations
,
November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
4 citations
,
May 2006 in “médecine/sciences” The hairless gene is crucial for hair health, and its mutations cause hair loss.
2 citations
,
April 2010 in “The Open Dermatology Journal” Corneodesmosin is essential for skin and hair health, and its dysfunction can lead to skin and hair disorders.
January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” The mutant HR bmh protein affects hair follicle formation by failing to repress vitamin D receptor activity.
36 citations
,
November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
March 2013 in “International Journal of Nuclear Energy Science and Engineering” Natural compounds like essential oils and melatonin can improve pet health and address issues like stress and hair problems.
26 citations
,
December 2015 in “International Journal of Dermatology” Trichodynia is a painful scalp condition linked to hair loss and inflammation, often with anxiety, affecting more women and needing better treatment options.
90 citations
,
November 2014 in “Journal of Biomedical Optics” Silver nanoparticles can penetrate porcine skin up to about 15.6 μm, possibly through hair follicles.
35 citations
,
September 2009 in “Development” Necl2 affects skin cell behavior and slows wound healing.
15 citations
,
May 2014 in “Journal of Biological Chemistry” A chimeric keratin partially improved skin structure in mice lacking keratin 5, but didn't fully restore normal skin.
6 citations
,
February 2021 in “Advances in Clinical and Experimental Medicine” Wharton's jelly-derived stem cells were safely used to treat four alopecia patients, resulting in hair regrowth in all of them.
1 citations
,
March 2019 in “Lasers in Surgery and Medicine” The conference reported improvements in muscle volume, skin cancer diagnosis, facial and vaginal rejuvenation, and hair growth using various laser treatments.
January 2024 in “Journal of Education, Health and Sport” Platelet-rich plasma therapy shows promise in treating hair loss caused by androgenic alopecia.
December 2017 in “Elsevier eBooks” The vitamin D receptor helps maintain hair and bone health even without binding vitamin D.