January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
9 citations
,
June 2008 in “Springer eBooks” Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.
March 2024 in “International journal of molecular sciences” The research identified key proteins that affect wool fiber thickness in Angora rabbits.
September 2019 in “Journal of Investigative Dermatology” People with pattern hair loss have higher polyamine levels in the top of their head compared to the back.
December 2025 in “Russian Journal of Skin and Venereal Diseases” Thinner hair follicle structures are linked to non-scar alopecia.
78 citations
,
October 2012 in “Biomaterials” Larger spheroids improve hair growth, but size doesn't guarantee thicker hair.
33 citations
,
January 2007 in “Pediatric dermatology” Hair thinning and loss in a girl with a rare metabolic disorder was linked to her condition.
32 citations
,
November 2011 in “International Journal of Dermatology” Diagnose and manage CCCA with thorough history, exams, and labs; treat with anti-inflammatory agents, stress reduction, and stopping harmful hair practices.
12 citations
,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
1 citations
,
April 2025 in “Dermatology Practical & Conceptual” Trichoscopy helps understand and manage traction alopecia in Black patients.
1 citations
,
April 2018 in “Our Dermatology Online” Trichoscopy can detect early signs of steroid overuse on the scalp, suggesting a need for non-steroidal treatments.
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.
January 2020 in “Clinical dermatology open access journal” Changing certain hairstyles can prevent worsening hair loss in Mexican women.
Hair loss causes emotional distress, leading to high spending on treatments, with Minoxidil and Propecia being common but having side effects.
March 2012 in “Journal of The American Academy of Dermatology” White females have higher hair density, while Asian females have thicker hair in hair loss cases.
December 2025 in “British Journal of Dermatology” 6 citations
,
January 2021 in “Journal of the mechanics and physics of solids/Journal of the Mechanics and Physics of Solids” The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
March 2022 in “Hair transplant forum international” Using a special laser and growth serum can safely increase hair thickness and density in people with hair loss.
2 citations
,
December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
July 2025 in “Egyptian Journal of Medical Research” PRP is more effective and safer for hair growth than monofilament threads.
52 citations
,
April 2016 in “Journal of the American Academy of Dermatology” Certain black hairstyling practices increase the risk of traction alopecia, requiring better management and education.
June 2023 in “Experimental dermatology” Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.
13 citations
,
October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
August 2024 in “Skin Research and Technology” PRP is an effective and safe treatment for female hair loss.
February 2026 in “International Journal of Molecular Sciences” PDLLA filler can improve hair thickness and shine by reducing age-related hair decline.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
13 citations
,
July 1973 in “Archives of dermatology” Tight cornrow braids may cause hair loss.
May 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Asian women often experience distinct hair thinning at the top of the head.
3 citations
,
February 2016 in “Dermatologic Therapy” Using minoxidil and tretinoin on the skin, along with oral vitamin D, improved hair thickness and density in two girls with woolly hair.