The chapter explains causes of hair loss and excessive hair growth in animals.
32 citations
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April 2015 in “British Journal of Dermatology” The hair shedding scale accurately identifies abnormal hair shedding in women with long hair, with grades 5 and 6 indicating excessive shedding.
1 citations
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January 2020 in “Indian Dermatology Online Journal” Pigtail hair is a sign of new hair growth and should be recognized in hair loss conditions like acute telogen effluvium.
December 2022 in “International Journal of Women's Dermatology” The Sinclair Shedding Scale is effective for diagnosing Alopecia Areata Incognita and monitoring treatment success.
18 citations
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June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
October 2025 in “Animal Bioscience” Key RNAs and genes linked to cashmere shedding in goats were identified.
May 2009 in “Hair transplant forum international” Androgens affect hair growth and shedding, with genetic and non-genetic factors influencing baldness.
2 citations
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January 2022 in “Clinical, Cosmetic and Investigational Dermatology” The refined wash test is a reliable way to measure daily hair loss and can tell the difference between different types of hair loss.
14 citations
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January 1999 in “Dermatology” Hair shedding in children is normal and increases with age.
October 2024 in “Experimental Dermatology” The belief about hair shedding phases is likely incorrect and needs reevaluation.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
January 2018 in “Springer eBooks” Telogen Effluvium causes more hair loss because hair moves to the resting phase too soon.
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Non-invasive methods can effectively monitor hair growth cycles, aiding hair loss treatment development.
19 citations
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April 2015 in “International Journal of Molecular Sciences” The research identified genes and pathways important for sheep wool growth and shedding.
January 2014 in “Springer eBooks” Chronic telogen effluvium is a condition where there is prolonged shedding of hair.
1 citations
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January 2017 in “Yonsei Medical Journal” Hair is thinner near the scalp in acute hair shedding conditions.
12 citations
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November 2014 in “PLOS Computational Biology” The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.
January 2007 in “Durham e-Theses (Durham University)” Hair growth and shedding involve specific cell changes and gene roles.
4 citations
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January 2007 in “Australian Veterinary Journal” A horse's sudden hair loss was caused by an allergic reaction to a coat conditioning powder.
October 1961 in “Archives of Dermatology” Reassurance is important for postpartum hair shedding as it likely won't cause complete baldness.
16 citations
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February 2017 in “Dermatology and Therapy” The new visual scale is a quick and effective way to measure hair loss in women.
January 2018 in “프로그램북(구 초록집)” Scalpoo® shampoo effectively increases hair thickness and reduces shedding.
April 2017 in “Journal of Investigative Dermatology” The hair follicle dermal sheath is essential for hair shedding and needs to communicate with the outer root sheath for normal hair growth cycles.
Telogen Effluvium causes increased hair shedding and can be challenging to diagnose and treat.
January 2020 in “Hair therapy & transplantation” Telogen effluvium is a common hair loss where hair sheds due to stress but new hair still grows.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
18 citations
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March 2016 in “Cosmetics” Telogen Effluvium is a condition causing excessive hair loss due to stress, illness, drugs, or hormonal changes, and can be treated with specific products or naturally resolves after 3-4 years.
3 citations
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February 1992 in “Journal of veterinary medicine. Series A” The farm-raised blue fox had a delayed winter coat cycle and abnormal hormone levels, but its hair growth and hormone changes were still linked.
July 2024 in “The journal of investigative dermatology/Journal of investigative dermatology” Using both topical and oral minoxidil does not reduce hair shedding.
4 citations
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July 2024 in “Animals” A new depilation method using cold wax reduces injury and improves hair growth studies in mice.