47 citations,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
April 2023 in “Journal of Investigative Dermatology” Adipose Stem Cell-derived Exosomes (ASCE) could potentially be used for hair loss treatment and scalp rejuvenation, as they have shown to increase hair length, thickness, and count, and improve conditions like androgenic alopecia and alopecia areata.
2 citations,
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Topical spironolactone effectively treats hair loss in women.
January 2014 in “Sen i Gakkaishi” Liposome-encapsulated thioglycolic acid improves hair perming effectiveness and durability.
5 citations,
January 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Topical spironolactone effectively treats hair loss in women.
July 2024 in “Anais Brasileiros de Dermatologia” PRP injections can increase hair density in people with androgenic alopecia.
29 citations,
September 2017 in “Genes” Selecting specific KRTAP26-1 gene variants can improve wool quality in sheep.
13 citations,
January 1991 in “Dermatology” Minoxidil helps hair growth in people with monilethrix without side effects.
1 citations,
March 1989 in “Proceedings of the British Society of Animal Production” Hormones and daylight changes control when cashmere goats shed their hair.
2 citations,
October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
6 citations,
December 2018 in “International Journal of Cosmetic Science” Mexican women's hair is between Asian and Caucasian hair in thickness and shape, with varied strength and some damage.
30 citations,
October 2013 in “BMC dermatology” VEGF gel increases hair growth but may have potential toxicity.
January 2020 in “Journal of the Brazilian Chemical Society” Tiny lipid particles loaded with a hormone gather in hair follicles, which may help treat hair loss.
March 2006 in “Chinese journal of plastic surgery” Microencapsulated human hair cells can regenerate hair follicles in mice ears.
32 citations,
August 1985 in “Clinical endocrinology” Spironolactone may help reduce hair growth and testosterone levels in some women with hirsutism.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
June 2016 in “American Journal of Cardiology” Endovascular repair and open surgery for abdominal aortic aneurysms both result in a temporary decline in physical health, with no significant mental health difference, and a return to near normal health in 90 days.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
4 citations,
March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
7 citations,
March 2020 in “Journal of King Saud University. Science/Maǧallaẗ ǧāmiʹaẗ al-malik Saʹūd. al-ʹUlūm” AiQingHua oil improves blood flow and promotes hair growth in mice.
55 citations,
February 1985 in “Archives of Dermatology” Minoxidil applied twice daily can help regrow hair in some people with hereditary baldness, with no serious side effects.
Androgenetic alopecia is a common type of hair loss in men and women, caused by a testosterone byproduct affecting hair follicles, with sensitivity determined by genetics.
1 citations,
March 1994 in “Proceedings of the British Society of Animal Production” Prolactin and melatonin affect the growth of Angora and Cashmere goat hair differently.
39 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
29 citations,
April 2004 in “Annals of Pharmacotherapy” Finasteride reduces hirsutism effectively with fewer side effects but is a second-choice treatment due to safety concerns.
4 citations,
July 2019 in “Journal of cosmetic dermatology” Both 0.01% and 0.03% bimatoprost safely improve eyebrow fullness, with a patient preference for the 0.03% concentration.
2 citations,
September 2022 in “Frontiers in genetics” Different proteins are linked to the varying thickness of sheep and goat hair types.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
4 citations,
January 2017 in “Journal of veterinary medical science” A dog had a rare skin tumor called desmoplastic tricholemmoma.