January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
May 2023 in “Journal of Scientific Research” 42 citations,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
27 citations,
January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
4 citations,
July 2022 in “Scientific reports” Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.
1 citations,
September 2023 in “Animals” A new goat gene affects cashmere fiber thickness; certain variations can make the fibers coarser.
1 citations,
February 2021 in “Journal of Dermatological Treatment” Artificial hair implants can quickly improve looks and life quality, but they have risks like infection and early fiber loss, so more research is needed to confirm their safety and effectiveness.
1 citations,
January 1980 in “Archives of Dermatology” Syphilis chancres can be atypical, and fiber implantation for baldness is risky and often fails.
254 citations,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
182 citations,
June 2017 in “Biomaterials” Special fiber materials boost the healing properties of certain stem cells.
94 citations,
January 2016 in “Journal of the European Academy of Dermatology and Venereology” Sensitive skin is often caused by nerve fibers and environmental factors, and can be managed with mild skincare and professional advice.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
20 citations,
January 2005 in “Australasian Journal of Dermatology” A woman had a skin condition with increased normal elastic fibers, not related to other known disorders, likely due to aging.
7 citations,
May 2017 in “Journal of The American Academy of Dermatology” Camouflaging agents like hair fibers and wigs significantly improve appearance and self-esteem for most hair loss patients.
5 citations,
January 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
3 citations,
December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
3 citations,
August 2018 in “Deleted Journal” Guasha changed rat skin appearance and blood vessels temporarily without affecting certain nerve proteins or fiber structure.
1 citations,
February 2009 in “Journal of Investigative Dermatology” Lipase H is important for hair follicle function and shaping hair fibers.
Hair fibers degrade and change color in very basic water.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.
Higher methionine levels in pregnant rabbits' diets improve hair follicle development and hair fiber diameter in their babies.
September 2023 in “Clinical anatomy” Forehead creases are formed by a tight connection between the skin and muscle through dense fibers, with changes in skin thickness and fewer skin appendages near the creases.
115 citations,
November 2004 in “Brain Behavior and Immunity” Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.
35 citations,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
22 citations,
July 2006 in “Annals of The Royal College of Surgeons of England” Hair or fiber wrapped tightly around a toe can lead to serious injury if not treated quickly.
14 citations,
October 2018 in “Brain Research Bulletin” Exosomes help nerve fibers grow by affecting specific cell signaling pathways.
12 citations,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
10 citations,
November 2021 in “International journal of molecular sciences” Sheep and goat hair fibers are complex due to keratin-associated proteins, which are important for fiber properties and growth.
10 citations,
January 2010 in “International Journal of Trichology” Synthetic hair fibers for hair restoration were controversial in 2009 due to health risks and lack of support from the International Society of Hair Restoration.
9 citations,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.