5 citations
,
January 2004 in “Annals of Dermatology” People with androgenetic alopecia (AGA) have lower hair density and more single-hair units compared to those with normal scalps.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
24 citations
,
September 2012 in “Dermatologic Surgery” The conclusion is that normal scalp hair counts for Taiwanese people were established, showing age-related differences but not sex or scalp location differences.
16 citations
,
November 2013 in “European Journal of Dermatology” Hair gets thinner and grayer with age, and density decreases more in men on top and in women on top and back.
53 citations
,
March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
1 citations
,
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” HDAC inhibitors like Vorinostat and Entinostat may encourage hair regrowth and could be new treatments for hair loss conditions.
January 2026 in “http://isrctn.com/” The supplement may improve hair growth and quality in women with mild to moderate hair loss.
23 citations
,
July 2012 in “Calcified Tissue International” A single injection of PTH–CBD can increase bone density for up to a year.
June 2002 in “Dermatologic Surgery” Chinese scalps have fewer hair clusters than Caucasians, and transplanting 30 clusters per square centimeter creates a natural-looking hairline for bald Chinese individuals.
1 citations
,
March 2009 in “Hair transplant forum international” The author believes that in hair restoration, creating an illusion of coverage is more important than perfection, and managing expectations and improving average results should be prioritized over promising unrealistic outcomes.
January 2016 in “Global dermatology” A treatment called Cellcurin, combined with microneedling, significantly increased hair density and diameter in patients with hair loss.
26 citations
,
December 2019 in “Indian Journal of Dermatology, Venereology and Leprology” PRP combined with minoxidil is the most effective and safe treatment for male pattern baldness.
1 citations
,
December 2022 in “Clinical, cosmetic and investigational dermatology” Arab hair is generally thicker but less dense compared to other ethnicities, affecting hair disorder diagnosis and treatment.
31 citations
,
September 2012 in “Journal of biological chemistry/The Journal of biological chemistry” The right amount of retinoic acid is essential for normal hair growth and development.
2 citations
,
September 2017 in “Plastic and Aesthetic Research” Healthy Han Chinese have lower hair density than whites and Africans, and transplanting 300 hair units can nearly restore normal hair density.
10 citations
,
June 2015 in “Seminars in cutaneous medicine and surgery” Hair loss can be caused by various factors, and treatments focus on restoring normal hair growth.
4 citations
,
November 2016 in “Dermatologic Therapy” Topical tretinoin may increase beard hair density.
December 2011 in “British Journal of Dermatology” As women age, they experience changes in hair density and volume, face challenges in distinguishing normal hair loss from disease, and have limited access to treatments for hair issues.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
Hair restoration surgery has improved to transplant hair in natural groupings, but it's labor-intensive and can't fully restore normal hair density.
7 citations
,
April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
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.
9 citations
,
August 2013 in “Journal of Tissue Engineering and Regenerative Medicine” Transplanted baby mouse skin cells grew normal hair using a new, efficient method.
3 citations
,
October 2015 in “International Journal of Dermatology” Normal hair density and diameter ratios were established to help diagnose adult hair loss.
6 citations
,
October 1998 in “Experimental Dermatology” Normal skin results from interactions between EGF and the Tabby mutation.
17 citations
,
June 2002 in “Dermatologic Surgery” Chinese patients have fewer hair follicles than Caucasians, and transplanting hair at 40% of normal density works for natural-looking hairlines.
1 citations
,
March 2021 in “Frontiers in Medicine” Female pattern hair loss shows similar characteristics in both genders and should be classified by hair loss patterns, not gender.
2 citations
,
January 2011 in “The Korea Journal of Herbology” Korean medicinal herbs in hair tonic and food increased hair growth in mice.
August 2009 in “Journal of Oral and Maxillofacial Surgery” Hair transplantation and micrografting are effective for cosmetic facial enhancement, requiring careful technique and postoperative care for successful outcomes.