Stretching-setting treatment works for wool and human hair using specific equipment and methods.
4 citations,
February 2020 in “Journal of Cosmetic Dermatology” Synthetic hair implants can cause severe scalp problems and removing them improves conditions; natural hair transplants are safer and more effective.
5 citations,
April 2005 in “Journal of applied polymer science” PEI diffuses into hair at a constant rate, and urea speeds up this process.
56 citations,
January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
Daily hair care may cause holes in hair fibers.
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.
8 citations,
November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
16 citations,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
May 2023 in “Elsevier eBooks” Wigs and hair prosthetics boost confidence and quality of life for people with hair loss.
January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
7 citations,
October 1963 in “Textile Research Journal” Merino wool fibers change shape with moisture, while human hair shape stays the same.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different 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.
9 citations,
July 2018 in “Journal of Testing and Evaluation” Adding human hair to sand improves its strength when dry and maintains strength when wet.
46 citations,
January 2009 in “Textile Research Journal” Researchers developed a new method to identify animal hair in textiles, which is effective for various fibers and more reliable than previous methods.
22 citations,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
16 citations,
October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
46 citations,
September 2014 in “Tissue engineering. Part A” Researchers created hair-inducing human cell clusters using a 3D culture method.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
4 citations,
January 2020 in “Indian dermatology online journal” Lichen simplex chronicus on the scalp can be diagnosed by specific hair and skin signs and treated with corticosteroids and therapy.
February 2022 in “Fibers” Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
September 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
17 citations,
December 2010 in “Journal of Investigative Dermatology” Flightless I protein affects hair growth, with low levels delaying it and high levels increasing hair length in rodents.
34 citations,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
Hair fiber research combines multiple sciences to improve hair care products.
10 citations,
January 2007 in “Dermatologic Surgery” Artificial hair fibers help treat scalp scars with few complications and a 20% yearly fiber fall rate.
1 citations,
December 2022 in “Applied Sciences”
September 2001 in “PubMed” The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
6 citations,
March 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
3 citations,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.