205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
April 2023 in “Journal of Investigative Dermatology” TGFβ-2 may cause hair loss in androgenetic alopecia.
25 citations
,
November 2008 in “Facial Plastic Surgery” Dr. Michael Beehner recommends a personalized, careful approach to hairline design in hair replacement surgery for a natural look.
93 citations
,
May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
July 2018 in “Elsevier eBooks” Telogen Effluvium is a common, usually reversible hair loss condition, often improved by removing the trigger and possibly treated with various products, though their effectiveness is uncertain.
January 2018 in “Springer eBooks” Trichotillomania is a condition where people repeatedly pull out their hair, which can be triggered by stress and has various physical signs.
37 citations
,
June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
June 2008 in “The Open Dermatology Journal” Instructional sheets can help patients manage hair disorders.
January 2020 in “Hair therapy & transplantation” Healthy hair and scalp depend on overall body health.
4 citations
,
May 2005 in “Seminars in Plastic Surgery” Carlos Oscar Uebel developed a hair transplant method that looks natural, has low risk, and shows full growth in 6-12 months.
January 2018 in “Indian Dermatology Online Journal” Trichoscopy can help tell the difference between artificial hair fibers and other scalp artifacts.
March 2008 in “Hair transplant forum international”
29 citations
,
October 2012 in “Anais Brasileiros De Dermatologia” Diagnosing hair loss disorders needs clinical, dermoscopic, and histological differences, and checking menstrual cycle, weight changes, drug therapy, and nail changes.
7 citations
,
October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
November 2025 in “ACS Omega” Teak leaf extract may help hair growth and reduce inflammation safely.
18 citations
,
January 2015 in “Journal of medical genetics” New genes linked to woolly hair have been found, which could help treat it and change hair texture.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Tet1, Tet2, and Tet3 are important for the development of hair follicles and determining hair shape by controlling hair keratin genes.
1 citations
,
January 2017 in “Yonsei Medical Journal” Hair is thinner near the scalp in acute hair shedding conditions.
March 2025 in “Journal of Cosmetic Dermatology” Thermus thermophilus extract improves hair growth and scalp health in men with hair loss.
March 2015 in “Daehan boncho haghoeji/Daehan bonchohak hoeji” Haeae-tang helps hair grow in mice.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
March 2024 in “Clinical Case Reports” Early detection of tinea capitis is possible by spotting specific hair patterns like comma or corkscrew hairs.
March 2026 in “Journal of Skin and Sexually Transmitted Diseases” Long hair can cause hair loss in the middle of the scalp, and cutting it shorter helps.
March 2025 in “Journal of Craniofacial Surgery” Natural hairline asymmetry should be embraced for better-looking hair transplants.
4 citations
,
June 2022 in “ACS applied materials & interfaces” New wig coating technique makes them more durable, UV resistant, and less static.
44 citations
,
January 2005 in “Dermatology” Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
8 citations
,
January 2003 in “Plastic and Reconstructive Surgery” Hair transplants using follicular unit grafting and a strategic design can give great results even for men with severe hair loss.
3 citations
,
February 2009 in “Journal of The European Academy of Dermatology and Venereology” Sparse hairs below frontal hairline can indicate early male balding.
1 citations
,
May 2023 in “JAMA dermatology” Tight hairstyles can cause hair loss, which can be permanent if not treated early.