April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
1 citations
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October 2016 in “Hair therapy & transplantation” Liposomal cepharanthine lotion speeds up hair growth in men with early balding.
7 citations
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December 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
26 citations
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December 1981 in “British journal of dermatology/British journal of dermatology, Supplement” Cyproterone acetate reduced hair growth in most hirsute females and made hair softer, thinner, and lighter.
23 citations
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December 1991 in “Annals of the New York Academy of Sciences” Balding scalps slow down hair growth.
11 citations
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November 2015 in “Skin Research and Technology” Women's hair grows faster and thicker than men's, but hair growth slows for both genders with pattern hair loss.
4 citations
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October 2009 in “Skin research and technology” Colorimetry can accurately measure hair growth rates in mice.
September 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
March 2016 in “PubMed” Plucked hair follicles grow faster than conventional ones, making them a potentially better option for hair transplants.
4 citations
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June 2022 in “Journal of nanomaterials” Silver nanoparticles made from Ziziphus nummularia fruit extract promote hair growth and fight bacteria and fungi.
March 2009 in “Journal of The American Academy of Dermatology” AGA patients have higher rates of metabolic syndrome and carotid atheromatosis, suggesting early screening and prevention is important.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
24 citations
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September 2002 in “Dermatologic Surgery” The place where hair is transplanted can affect its growth and survival rates.
1 citations
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July 2022 in “Frontiers in Microbiology” MSM supplementation in kittens improves hair quality and growth rate without harming their health.
28 citations
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March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
20 citations
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February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
The document concludes that measuring hair density, shaft diameter, growth rate, and anagen:telogen ratio is important for assessing hair growth treatments.
10 citations
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November 1997 in “British Journal of Dermatology” RU58841 significantly increases hair growth rate and initiates more hair cycles, but doesn't affect hair thickness, suggesting it could be a new treatment for baldness.
8 citations
,
January 2013 in “Journal of The Korean Medical Association” Korean hair is typically thicker with a slower growth rate, and treatments like Dutasteride are effective for male pattern hair loss without major side effects.
27 citations
,
November 2005 in “Archives of Dermatological Research” Choosing hair follicles at the same growth stage leads to more consistent hair growth experiments.
9 citations
,
December 1987 in “European journal of endocrinology” The treatment significantly reduced hair growth and male hormone levels in hirsute women.
June 2023 in “Current Issues in Molecular Biology” DN106212, an extract from a plant, is better at promoting hair growth than other tested substances by affecting hair growth factors and follicle development.
December 2023 in “Journal of Cosmetic Dermatology” The hair growth product was effective and safe, increasing hair growth, thickness, and density while reducing hair fall.
28 citations
,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
16 citations
,
June 2009 in “Dermatologic Surgery” The place where hair is transplanted can change its growth rate and length but not its thickness.
5 citations
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October 2011 in “Small ruminant research” Goat hair growth and follicle activity change with the seasons and differ between males and females.
January 2023 in “Journal of Cosmetics, Dermatological Sciences and Applications” The hair growth serum Trichosera® was effective in increasing hair regrowth and density and reducing hair fall without significant side effects.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
19 citations
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January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.