October 2022 in “Hair Transplantation” Interest in hair transplants is growing among South Asians due to cultural and economic changes.
November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
2 citations
,
January 2021 in “Our Dermatology Online” Alopecia areata is more common in young Black African males, with rare other health issues.
4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
35 citations
,
October 2000 in “Dermatologic clinics” A scarring hair loss condition mainly affects middle-aged women of African descent, impacting their quality of life, with treatments more effective when started early.
5 citations
,
February 2012 in “Australasian Journal of Dermatology” Two red-haired men with alopecia areata regrew black hair instead of red.
3 citations
,
September 2016 in “Hair transplant forum international” Southeast and East Asian men typically have straighter hairlines with less recession and lower hair density, which is important to consider in hair restoration surgery.
February 2023 in “EAS Journal of Medicine and Surgery” Most Idoma people have a curved hairline due to genetics.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
19 citations
,
October 1985 in “British Journal of Dermatology” The document concludes that unruly hair can be congenital or acquired, often lacks specific treatments, and can be managed with oils and short hairstyles.
2 citations
,
July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
August 2018 in “Pediatric Dermatology” A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
6 citations
,
February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
January 2000 in “DOAJ (DOAJ: Directory of Open Access Journals)” A woman had hair loss and scalp nodules due to black piedra, confirmed by tests.
1 citations
,
July 2017 in “Skin appendage disorders” A 9-year-old Hispanic girl has Uncombable Hair Syndrome, which may improve with age and biotin treatment.
12 citations
,
November 1945 in “Archives of dermatology” Transplanted skin on hooded rats often grows white hair instead of black.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
3 citations
,
November 2010 in “The Journal of Dermatology” A giant blue nevus on the scalp can cause hair loss and may damage underlying structures.
January 2018 in “대한미용학회지” White hair is denser and more hydrophobic than black hair.
January 2025 in “Science World Journal” Male and female scalp hair differ in size, density, length, curliness, pigmentation, and cuticle preservation.
January 2007 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” Certain hairstyles in an urban South African township are linked to specific scalp disorders.
7 citations
,
August 2023 in “Dermatologic Surgery” A new device improves hair transplant success for people of African descent by considering skin thickness and firmness.
32 citations
,
December 1969 in “The Lancet” Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
28 citations
,
October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
1 citations
,
March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
12 citations
,
January 2013 in “Indian dermatology online journal” The document reports a unique case of woolly hair with a combination of conditions not previously seen together.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.