6 citations
,
December 1966 in “Textile Research Journal” Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.
January 1985 in “OhioLink ETD Center (Ohio Library and Information Network)”
June 2023 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bicalutamide mesotherapy improved hair density in women with hair loss and was well received.
33 citations
,
September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
December 2014 in “Bangladesh Journal of Veterinary Medicine” Ectoparasites cause skin issues in Egyptian lesser blind mole rats, affecting their population.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
October 2025 in “Australasian Journal of Dermatology” Bimekizumab effectively treated a man's chronic beard hair loss.
October 2014 in “Springer eBooks” Rabbit hair fibers are similar to wool and have a hollow center like feathers.
2 citations
,
September 2008 in “International Journal of Cosmetic Science” Brushing causes more long hair breaks than combing, especially with bleached or wet hair.
9 citations
,
April 1985 in “Archives of Dermatology” Recognizing the "bamboo hair defect" is crucial for diagnosing Netherton's syndrome.
1 citations
,
December 2012 in “Clinical and Experimental Dermatology” A rare calcium deposit condition was found on a man's scalp.
March 2025 in “JAAD reviews.” Bicalutamide can reduce female pattern hair loss, especially in those with certain conditions, but has limited effects on other hair loss types.
22 citations
,
March 1994 in “Journal of Heredity” A mutation in mice causes hair loss and immune problems.
People with hair loss have more heavy metals in their hair.
35 citations
,
February 2003 in “Biochimica et Biophysica Acta (BBA) - General Subjects” Lead can help reveal and organize lipids in human hair.
35 citations
,
November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
January 2020 in “대한미용학회지” Natural ingredients like plant extracts and marine life show promise for improving scalp health and reducing hair loss.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
8 citations
,
October 2011 in “Anthropologischer Anzeiger” Pubic hair is thicker than axillary and scalp hair, useful for forensic identification.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)”
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
February 2026 in “Journal of Paediatrics and Child Health” Gastric trichobezoar in young children requires surgery and comprehensive care to prevent serious complications.
15 citations
,
January 1971 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Hair analysis can't determine ponies' calcium and phosphorus levels; use soil and feed tests instead.
50 citations
,
January 1986
6 citations
,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
2 citations
,
November 1961 in “American Journal of Clinical Nutrition” 13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.