45 citations,
July 2009 in “Journal of human genetics” A gene variation is linked to hair thickness in Asians.
13 citations,
April 2009 in “PLOS ONE” No clear link between androgen receptor variation and hair loss, but more research needed.
27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
1 citations,
January 2017 in “International Journal of Dermoscopy” Digital imaging can effectively evaluate the donor area for hair transplants, showing variations in hair density and grouping by age and severity of 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.
1 citations,
May 2019 in “Journal of The European Academy of Dermatology and Venereology” New method, hair distribution width (HDW), improves accuracy in diagnosing androgenetic alopecia (AGA).
January 2021 in “International journal of dermatology, venereology and leprosy sciences” AGA and TE can be differentiated by specific trichoscopic features, with AGA showing more variation in hair thickness in fronto-temporal areas.
40 citations,
May 2010 in “Australasian Journal of Dermatology” Chronic hair shedding may be caused by less variation in hair growth times and might stop on its own after several years.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Topical 5α-reductase inhibitor helps counteract hair loss and stabilize it.
47 citations,
November 2007 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Healthy hair is shiny, smooth, and has clean ends.
July 2024 in “Clinical and Experimental Dermatology” Hair loss patterns in Asian and Black women are unique and may affect treatment.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
31 citations,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
21 citations,
October 2006 in “International Journal of Dermatology” Asian hair is stronger and more damage-resistant than Caucasian hair due to a thicker cuticle layer.
5 citations,
September 2015 in “BMC Medical Genetics” The EDAR gene mutation leads to thinner and more deformed hair shafts.
5 citations,
June 2013 in “Fashion business” Rosehip extract improves hair wave, thickness, and color vibrancy.
3 citations,
January 2012 in “Wageningen Academic Publishers eBooks” Hair health depends on various factors and hair loss can significantly affect a person's well-being; understanding hair biology is key for creating effective hair care treatments.
March 2024 in “International journal of molecular sciences” The research identified key proteins that affect wool fiber thickness in Angora rabbits.
October 2022 in “Linköping University medical dissertations” The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” Trichoscopy is a quick, non-invasive way to measure hair density and thickness, helping diagnose hair loss.
25 citations,
August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
5 citations,
January 2021 in “PeerJ” Elephant tail-hair can show past stress levels, matching times when stressful events happened.
2 citations,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
December 2023 in “International Journal of Medical Arts” Transplanted hair follicles show significant changes after FUE, needing more research.
Post-COVID-19 hair loss is not linked to vitamin D or quality of life but is linked to hair graying.
11 citations,
February 2011 in “Current Zoology” About 20% of Japanese macaques had head alopecia, and stress and environment might cause hair loss.
67 citations,
September 1997 in “Dermatologic Surgery” The document concludes that good cosmetic outcomes in hair transplantation depend on the surgeon's artistic skill and careful planning.
11 citations,
January 2019 in “International Journal of Trichology” Mesotherapy is not significantly better than minoxidil for treating male hair loss.
6 citations,
September 2017 in “The American Journal of Cosmetic Surgery” Dr. Muhammad Ahmad's technique improves hair transplant success by increasing space between hairs and adjusting their angle to reduce damage and skin removal during extraction.