Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
7 citations
,
January 2018 in “Materials Today: Proceedings” Adding human hair fibers and glass micro-spheres to epoxy improves its wear resistance and strength.
June 2023 in “Research Square (Research Square)” Sky Fruit Seed Crush can preserve goatskin with less environmental impact than traditional methods.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
June 2021 in “Research Square (Research Square)” Dyed chitin nanofibers are strong, colorful, and water-resistant, enhancing resin strength and color.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
September 2025 in “Genes” Certain gene variations in Jiangnan cashmere goats are linked to important traits like birth weight and fiber quality, useful for breeding.
25 citations
,
August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
12 citations
,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
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.
New methods to classify curly hair types were developed based on shape and strength.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
12 citations
,
January 2010 in “European Journal of Dermatology” Norgalanthamine from Crinum asiaticum may help hair grow.
7 citations
,
January 2001 in “Annales de zootechnie” Melatonin treatment increases wool production and improves fiber quality in angora rabbits.
1 citations
,
December 2021 in “Pakistan biomedical journal” Eating certain seeds may help reduce symptoms of Polycystic Ovary Syndrome.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.
32 citations
,
July 2018 in “Scientific Reports” Essential-oils-cobalt improves goat growth and product quality.
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.
15 citations
,
February 2017 in “International Journal of Women's Dermatology” Hair aging and loss are caused by genetics, hormones, environment, and grooming, with treatments like minoxidil effective for certain types of hair loss.
13 citations
,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
9 citations
,
November 2008 in “Journal of Cosmetic Dermatology” Artificial hair implantation is generally safe and can restore hair when other treatments fail, but some patients may experience side effects.
December 2025 in “Frontiers in Medicine” Biofibre ® 4.0 hair implants are safe and satisfy most patients with hair loss.
10 citations
,
January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
4 citations
,
May 2012 in “Tissue Engineering and Regenerative Medicine” Scientists created three types of structures to help regrow hair follicles, and all showed promising results for hair regeneration.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
1 citations
,
December 2022 in “Applied Sciences”
PlacMA hydrogels from human placenta are versatile and useful for cell culture and tissue engineering.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
20 citations
,
July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.