August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
14 citations
,
September 2016 in “Journal of Photochemistry and Photobiology B Biology” UV exposure damages hair, increasing thiols and altering protein structure.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
January 2022 in “Consultant”
4 citations
,
January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
1 citations
,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
December 2025 in “British Journal of Dermatology”
February 2023 in “EAS Journal of Medicine and Surgery” Most Idoma people have a curved hairline due to genetics.
Linear-strip excision is a traditional hair restoration method with specific pros and cons compared to newer techniques.
3 citations
,
October 2020 in “Dermatology Practical & Conceptual” Bubble hair damage is caused by high heat from styling tools, and trichoscopy helps diagnose it.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
1 citations
,
October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
September 2023 in “Ain Shams medical journal” 31% of female high school students in Minia have hair loss from tight hairstyles, which can become permanent if not treated early.
36 citations
,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
June 2023 in “Frontiers in Genetics” Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.
6 citations
,
August 2005 in “Facial Plastic Surgery Clinics of North America” Specific techniques can make facelift results look more natural.
1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
1 citations
,
May 2023 in “JAMA dermatology” Tight hairstyles can cause hair loss, which can be permanent if not treated early.
1 citations
,
October 2021 in “LGBT health” The review discusses how facial masculinization surgeries are done and their costs.
3 citations
,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
1 citations
,
December 2015 in “Dermatologic Surgery” Double trichophytic closure effectively treats thin scalp scars and reduces patient costs.
1 citations
,
March 2010 in “International Journal of Cosmetic Science” The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.
10 citations
,
December 2021 in “Frontiers in cell and developmental biology” The research identified genes that explain why some sheep have curly wool and others have straight wool.
May 2026 in “Scientific Reports” Stigmasterol may help treat hair loss, but more research is needed.
39 citations
,
June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.
3 citations
,
January 1981 Tight traditional hairstyles can cause hair loss.
January 2025 in “Open University of Cape Town (University of Cape Town)” Lipids play a key role in determining hair curvature.
3 citations
,
May 2006 in “Dermatologic Surgery” Most men's multi-hair follicles naturally stand perpendicular to a line from the top of their head, which is important for natural-looking hair transplants.
January 2007 in “Más dermatología” Gentle hair care and some medications can help manage hair shaft disorders, but no specific treatment exists for congenital issues.