75 citations
,
January 1995 in “American journal of primatology” Vervet monkeys show physical changes like hair loss and scrotal color changes due to stress or nutrition issues.
10 citations
,
March 1973 in “Journal of Investigative Dermatology” 5 citations
,
February 2022 in “Molecular genetics & genomic medicine” New gene variants linked to a rare inherited hair loss disorder were found in three Chinese families.
9 citations
,
April 2005 in “PubMed” Older female squirrel monkeys often experience a type of hair loss similar to chronic telogen effluvium in humans.
22 citations
,
July 2012 in “International Journal of Trichology” Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.
12 citations
,
July 2012 in “Social Psychological and Personality Science” Men with shaved heads are seen as more dominant but older and less attractive.
May 2014 in “JAMA Dermatology” Mother and son diagnosed with a rare genetic hair loss condition with no effective treatment.
Researchers made a mouse model with curly hair and hair loss by editing a gene.
29 citations
,
February 1987 in “General and comparative endocrinology” Thyroid and gonadal hormones control seasonal hair growth and molting in male European badgers.
Acitretin improved monilethrix symptoms temporarily, but they returned after stopping treatment.
August 2018 in “Archives on veterinary science and technology” Hair loss in lab macaques is not always due to neglect and has multiple causes.
94 citations
,
August 1975 in “Journal of Cutaneous Pathology” Male pattern baldness involves smaller hair follicles, larger oil glands, and other tissue changes, but not major blood supply issues.
A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
December 2020 in “Dermatology practical & conceptual” Trichoscopy helped diagnose a teenage girl's hair loss as monilethrix.
3 citations
,
January 2021 in “Veterinary dermatology” A litter of cats had a hair condition similar to a mouse mutation, leading to hair loss and abnormal hair and skin.
41 citations
,
October 2001 in “Experimental Dermatology” The nude gene is important for skin and hair development.
12 citations
,
November 1987 in “Pediatric dermatology” Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
February 2021 in “International journal of men's social and community health” Online forums help understand men's concerns about baldness and show the need for better support that changes how baldness is viewed.
A specific gene mutation causes monilethrix in this family, and minoxidil treatment improves hair condition.
December 2025 in “ILDS-DEV”
January 2020 in “Journal of oral medicine and oral surgery” Hair grew in a man's mouth due to a rare condition called heterotopia.
12 citations
,
March 2004 in “Journal of Investigative Dermatology” Hair transplantation can restore underarm hair after surgery, despite challenges.
124 citations
,
April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
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.
Antiandrogen treatment helps reduce hair follicles and sebaceous glands in hirsute women.
27 citations
,
January 2000 in “Developmental Dynamics” Mutations in the Whn gene affect hair keratin gene expression differently.
January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.