20 citations
,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
1 citations
,
June 2021 in “Preprints.org” Hair relaxers and straighteners can be toxic to skin cells.
July 2024 in “Revista Científica de Estética e Cosmetologia” The babassu fiber exfoliating product for hair loss should be stored in a cool place to stay effective.
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.
7 citations
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August 2021 in “Pharmaceutics” Freeze-dried dexamethasone nanoparticles in a hydrogel are stable and effective for treating alopecia areata.
February 2024 in “International journal of molecular sciences” UV exposure reduced hair shine in mice, but minoxidil helped restore it.
3 citations
,
June 2024 in “Journal of Cosmetic Dermatology” UV rays and pollution increase hair damage.
September 2023 in “International Journal of Cosmetic Science” The shampoo improves hair conditioning without using silicone.
May 2026 in “Journal of Photochemistry and Photobiology” Solar radiation and pollution damage hair, especially light-colored and bleached hair.
September 2019 in “Journal of Investigative Dermatology” Researchers developed a new method to deliver molecules to hair follicles to manage hair growth without damaging surrounding skin.
1 citations
,
October 1993 in “PEDIATRICS” Using hot curling irons and hair gels can cause seizures in young black girls during hair grooming.
112 citations
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September 1968 in “PubMed” Hot comb use can cause permanent hair loss on the scalp.
November 2001 in “PubMed” Perming, combing, and stretching damage hair by reducing keratin.
April 2025 in “Brazilian Journal of Hair Health” The Extra Gentle brush reduces hair breakage and soothes sensitive scalps.
12 citations
,
July 2012 in “Journal of Applied Polymer Science” Botanical extracts can protect and repair bleached hair.
Hair styling products can cause skin irritation.
4 citations
,
January 2017 in “International Journal of Dermatology” Scalp cooling can help reduce hair loss during chemotherapy.
8 citations
,
March 2020 in “Colloids and surfaces. B, Biointerfaces” Heating hair proteins changes their structure and may improve their blood clotting ability.
19 citations
,
December 2015 in “Journal of Materials Chemistry B” Scientists have created a method to deliver specific cells that can regenerate hair follicles, potentially offering a new treatment for hair loss.
January 2021 in “Journal of Allergy and Therapy” Electric Follicle Stimulation may promote hair growth and density with no known side effects.
February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
January 2011 in “Journal of Society of Cosmetic Chemists of Japan” 18-MEA and SPDA can restore damaged hair's smoothness and reduce frizz.
November 2025 in “Scientific Reports” Blinking at least 20 times per minute helps maintain eye moisture and reduce dry eye symptoms.
16 citations
,
November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
March 2011 in “Focus on surfactants” Several companies launched new hair care ingredients in 2011 to improve conditioning, color retention, combability, and heat protection.
11 citations
,
May 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
Oxidized hair can naturally regain strength and stability over six months.
Different treatments change the strength and flexibility of human hair.
31 citations
,
September 1999 in “Dermatologic Surgery” Cooling hair micrografts during transplantation does not improve their survival or growth.
21 citations
,
June 2023 in “Proceedings of the National Academy of Sciences” Tightly curled scalp hair helps reduce heat from the sun, protecting against overheating.