November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hair dyeing changes hair structure, but new technologies help protect hair while coloring.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
January 1996 in “대한피부과학회지” Wait at least 8 weeks between hair dyeing for cuticle recovery.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
28 citations
,
March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.
The chapter discusses methods to restore hair.
Bio-enhanced hair restoration improves hair growth.
6 citations
,
March 2015 in “Journal of The American Academy of Dermatology” Hair dye can make it hard to diagnose scalp conditions correctly.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
Miniflap hair restoration is a method to regrow hair.
Future techniques will greatly improve hair restoration.
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.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
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.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
1 citations
,
January 2023 in “Indian Journal of Animal Research” A new method effectively stains hair samples for study without losing hair sections.
May 2015 in “Journal of The American Academy of Dermatology” A woman with Parry-Romberg syndrome developed new curly hair on one side of her scalp, a condition not previously linked to the syndrome.
June 2014 in “Professional Beauty”
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.
August 2025 in “Brazilian Journal of Hair Health” Hair-related body dysmorphic disorder is common in hair loss patients and needs early recognition for proper treatment.
December 2007 in “FJ. Fragrance journal” 11 citations
,
January 2016 in “International Journal of Biological Macromolecules” Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.
1 citations
,
May 2009 in “Hair transplant forum international” The document's conclusion cannot be provided as the document is not accessible or cannot be parsed.
October 1999 in “Inpharma weekly” 3 citations
,
July 2019 in “Fibers And Polymers/Fibers and polymers” 19 citations
,
September 2021 in “British journal of dermatology/British journal of dermatology, Supplement” Activating PPAR-γ signalling can protect hair follicle stem cells from damage caused by chemotherapy.
13 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” Surgeons need to understand natural hair patterns for better hair restoration results.
September 2012 in “Dermatologic Surgery” Hair transplantation can effectively restore hair in balding areas.
Using silicon circular iron on Korean women's hair increases hair thickness the most.