2 citations
,
December 1994 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The treatment effectively reduced hair growth and was safe for patients with PCOS, but it needs better bleeding control.
24 citations
,
June 2011 in “International Journal of Dermatology” Most pregnant women experience skin changes like darkening and itching, while serious skin conditions are rare but need early treatment.
51 citations
,
May 1996 in “American journal of physiology. Regulatory, integrative and comparative physiology/American journal of physiology. Regulatory, integrative, and comparative physiology” Gray seals use more energy and have higher hormone levels during their annual fur-shedding period.
August 2025 in “Journal of the American Academy of Dermatology”
May 2026 in “The Knowledge Bank (The Ohio State University)” Mare and foal hair cortisol levels are strongly linked, indicating potential for assessing fetal health and stress.
47 citations
,
December 2000 in “Archives of Dermatological Research” Androgens significantly affect female hair loss, and hormonal treatments may help.
24 citations
,
May 2000 in “Journal of the American Academy of Dermatology” Pseudopelade can affect both the scalp and beard, causing hair loss.
44 citations
,
January 2021 in “Dermatologic Therapy” COVID-19 may cause hair loss due to infection stress or treatments.
25 citations
,
May 1972 in “Canadian journal of zoology” Black-tailed deer have four types of pelages and molt twice a year.
14 citations
,
January 1998 in “Dermatology” Polythelia pilosa is a type of extra breast tissue with hair and should be classified as such.
December 2011 in “Korean journal of veterinary research” A Miniature Pinscher dog with hair loss and scaling was diagnosed with pattern alopecia and improved with melatonin treatment.
June 2006 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A simple method using the wash test and dermatoscopy can help differentiate between two hair loss conditions, androgenetic alopecia and chronic telogen effluvium.
2 citations
,
September 2021 in “JAAD case reports” Dupilumab helped a woman with severe hair loss regrow her hair quickly and maintain it for six months after stopping treatment.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
9 citations
,
April 2018 in “Biology of reproduction” Diet changes hormone levels in pregnant ewes by affecting metabolism, not placental synthesis.
6 citations
,
April 2017 in “Journal of Dermatological Science” Ovariectomized mice mimic postmenopausal hair loss, and estradiol helps maintain hair density.
29 citations
,
June 2005 in “Journal of Zoo and Wildlife Medicine” Most hair loss in captive rhesus macaques is likely due to environmental and behavioral factors.
September 2021 in “CRC Press eBooks” Lupus can cause a type of hair loss that doesn't scar, due to inflammation.
21 citations
,
January 2015 in “Dermatologic Therapy” Latanoprost may cause scalp inflammation and delayed healing.
1 citations
,
January 2006 in “Elsevier eBooks” The conclusion is that different types of hair loss in dogs and cats can be cosmetic or serious, and affected animals should not be bred.
19 citations
,
June 2020 in “Animals” Poor maternal nutrition can lead to fewer wool follicles in Chinese Merino sheep.
September 2006 in “Baghdad Science Journal” Pregnant and breastfeeding women may experience hair loss if they don't get enough essential vitamins and minerals.
31 citations
,
April 2018 in “Royal Society open science” Sarcoptes scabiei infection causes significant health and behavior changes in wombats.
10 citations
,
September 2013 in “Veterinary dermatology” Medroxyprogesterone injections caused hair regrowth in some dogs with alopecia X.
31 citations
,
October 2010 in “Journal of the European Academy of Dermatology and Venereology” Some people with heavy hair shedding might actually have a hidden form of alopecia, which can be identified by specific hair changes.
1 citations
,
May 2021 in “InterConf” Post-COVID-19 hair loss is likely due to stress and inflammation.
7 citations
,
January 2014 in “International Journal of Trichology” Primary idiopathic pseudopelade of Brocq causes gradual, scarring hair loss with no effective treatment.
January 2022 in “Skin appendage disorders” A woman with alopecia totalis regrew dark hair in bands after using a corticosteroid ointment.
December 2021 in “Journal of The American Academy of Dermatology” COVID-19 can cause different types of hair loss, which may last up to 100 days, and treatments are still being explored.
June 2025 in “Academic Medical Journal” A 6-year-old girl experienced temporary hair loss after mild COVID-19, which improved naturally in 8 months.