Different treatments change the strength and flexibility of human hair.
January 2012 in “Jounal of The Korean Society of cosmetology” Applying conditioner mid-treatment reduces hair damage during perms.
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
July 2017 in “Cardiologia Croatica” Metabolic syndrome's individual issues are real and need treatment to reduce diabetes and heart disease risks.
2 citations
,
September 2011 in “Revista de Ciências Farmacêuticas Básica e Aplicada” The chili pepper shampoo was safe and well-liked by volunteers.
January 2015 in “Springer eBooks” Healthy hair is crucial to avoid dryness, weakness, and breakage.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
52 citations
,
February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
1 citations
,
February 2004 in “Medical Hypotheses” Certain cultural hair practices might cause baldness by affecting natural hair oils and stem cell delivery to hair follicles.
November 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” Resveratrol may help promote hair growth and treat hair loss.
January 1991 in “Journal of Society of Cosmetic Chemists of Japan” Hair treatments can damage hair by changing its chemical content.
4 citations
,
January 2016 in “Journal of cosmetology & trichology” Excessive cell phone use may cause hair loss due to electromagnetic radiation.
March 2026 in “INDIAN DRUGS” The herbal hair mask with flaxseed and rice water promotes healthier, stronger hair naturally.
June 2026 in “RCMOS - Revista Científica Multidisciplinar O Saber” Rosemary oil may help hair growth like 2% minoxidil.
16 citations
,
January 1977
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
4 citations
,
January 2022 in “Cosmetics” Avoid high-tension styles and use professional treatments to reduce hair damage and health risks.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
January 2026 in “Journal of Radiation Research” 53BP1 focus analysis in hair cells can help estimate radiation doses.
54 citations
,
January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
42 citations
,
February 2016 in “Science” The document concludes that both internal stem cell factors and external influences like the environment and hormones affect hair loss and aging, with potential treatments focusing on these areas.
157 citations
,
June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
August 2023 in “Portuguese journal of dermatology and venereology” Changing hairstyles can prevent hair loss caused by tension.
6 citations
,
April 1993 in “Journal of Dermatological Science” Certain substances can strongly inhibit DNA synthesis in hair cells.
11 citations
,
May 1985 in “Archives of Dermatology” Calcitriol-resistant rickets is an inherited disorder that affects hair growth and causes hair loss.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
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.
Hair movement can indicate hair quality and health.
40 citations
,
March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
The document concludes that activating hair roots is important for improving hair growth and preventing hair loss.