7 citations,
July 2011 in “Archives of Dermatology” Alopecia areata caused a boy's hair to regrow straight instead of curly, but the exact reason is unknown.
6 citations,
December 2011 in “Clinical and Experimental Dermatology” A woman developed rare, unexplained curly hair on her scalp and eyelashes.
2 citations,
May 2004 in “SKINmed/Skinmed” Proper shaving techniques and treatments can help prevent and manage ingrown hairs and inflammation in people with curly hair.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
15 citations,
September 2016 in “Hair transplant forum international” The "open punch" technique for hair transplantation can help reduce damage to hair grafts and may be especially useful for beginners and in cases with curly hair.
2 citations,
January 2018 in “European journal of pediatric surgery reports” A baby girl's hair turned straight on one side due to a neck tumor and surgery, but it returned to curly as she recovered.
59 citations,
June 2008 in “Journal of The American Academy of Dermatology” The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.
17 citations,
July 1977 in “International Journal of Dermatology” Proper shaving techniques and specific topical treatments can help manage pseudofolliculitis barbae.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
10 citations,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
10 citations,
November 2017 in “Journal of Investigative Dermatology” A mutation in the FAM83G gene is linked to skin and hair abnormalities in two related individuals.
4 citations,
January 2014 in “International Journal of Trichology” A 12-year-old boy with a rare genetic condition has progressive hair loss with no effective treatment.
4 citations,
October 2013 in “PLoS ONE” Vemurafenib causes significant skin side effects, requiring regular dermatologist care and sun protection.
3 citations,
March 2010 in “International Journal of Cosmetic Science” Functionalized silicones improve hair appearance, combing, and manageability.
2 citations,
May 2002 in “Clinics in Dermatology” Ethnic differences in hair and skin are significant and under-researched, requiring tailored dermatologic treatments and more study.
January 2023 in “Annales de dermatologie et de vénéréologie, FMC” Black skin requires specific cosmetic practices, which can sometimes cause skin issues due to product misuse, and there's a need for better regulations in sub-Saharan Africa.
December 2022 in “The Turkish Journal of Pediatrics” Hair examination helps diagnose rare neurological diseases in children.
May 2006 in “The American journal of medicine” The man had persistent itchy bumps on his cheeks and neck despite trying different shaving products.
January 1997 in “프로그램북(구 초록집)” Single hair follicle transplantation is best for restoring eyelashes, eyebrows, and pubic hair, with attention to natural hair direction, thickness, and design.
3 citations,
January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
July 2024 in “Journal Archives of Health” Woolly hair is a rare genetic condition with no effective treatments.
40 citations,
June 2013 in “Journal of cosmetic dermatology” Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.
5 citations,
March 2017 in “Gene” CAP1 decreases the expression of a hair-related protein in young Tan sheep's skin.
48 citations,
August 1998 in “Developmental Biology” Deleting part of a gene in mice causes wavy hair and high pup loss.
23 citations,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
11 citations,
February 1989 in “Journal of veterinary medicine. Series A” Crossbreeding certain European cattle breeds may cause hair and physical issues in cattle.
9 citations,
September 2014 in “British journal of dermatology/British journal of dermatology, Supplement” Pseudofolliculitis cutis causes painful skin bumps and needs proper shaving and treatments to manage.
6 citations,
June 1981 in “PubMed” Whisker hair in young people might predict severe future hair loss.
3 citations,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
2 citations,
July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.