January 2026 in “Egyptian Journal of Dermatology and Venerology” Androgenetic alopecia is linked to insulin resistance and hormonal imbalances.
73 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
10 citations
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April 2017 in “Journal of Investigative Dermatology” The gut microbiome affects the development of alopecia areata.
11 citations
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May 2011 in “The Journal of Dermatology” A man had two rare autoimmune diseases that might be connected.
April 2024 in “Frontiers in microbiology” Certain gut bacteria may increase or decrease the risk of male pattern baldness.
April 2023 in “Tropical Animal Health and Production” Giving melatonin to sheep before the non-breeding season can improve their chances of reproducing in northwest Mexico.
5 citations
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May 2011 in “European Journal of Medical Genetics” A genetic duplication on chromosome 5 was linked to a woman's unique combination of medical conditions.
5 citations
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March 2013 in “BMJ case reports” Gastric bypass surgery improved a woman's hormonal disorder without the need for medication.
October 2024 in “Journal of the Endocrine Society” The case highlights the complexity of diagnosing high testosterone in older women and the need for thorough testing.
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May 2024 in “Australasian Journal of Dermatology” Alopecia areata causes significant emotional and social challenges, especially with more hair loss.
May 2021 in “Journal of the Endocrine Society” A woman's severe hormone imbalance after menopause led to finding a rare ovarian tumor, treated by surgery.
4 citations
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October 2024 in “Dermatology and Therapy” Scalp microbiota changes may be linked to inflammation in Alopecia Areata.
October 2025 in “Journal of the Endocrine Society” A rare pituitary tumor in an 18-year-old male caused hormonal issues and vision loss, requiring surgery and further treatment.
218 citations
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October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.
January 2023 in “Voennaâ medicina” Hair loss in women can improve with iron and vitamin supplements if caused by iron deficiency.
July 2025 in “Journal of Education Health and Sport” Androgenetic alopecia may indicate higher risk for certain diseases and mental health issues.
5 citations
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September 2022 in “Frontiers in Nutrition” Gut bacteria differences may help diagnose and treat Alopecia areata.
13 citations
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July 2016 in “Pediatric Dermatology” Loose Anagen Syndrome is more common in females and may be inherited, often confused with other hair disorders, and lacks evidence for biotin treatment effectiveness.
Unhealthy lifestyle habits may worsen hair loss by affecting scalp bacteria.
February 2021 in “Endocrinology, diabetes & metabolism case reports” A postmenopausal woman's excessive hair growth and hair loss were due to a non-cancerous ovarian condition, treated successfully with surgery.
February 2010 in “Journal of The American Academy of Dermatology” Alopecia areata has different forms and can significantly affect quality of life, especially in more severe cases.
23 citations
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November 2018 in “Journal of the European Academy of Dermatology and Venereology” The study concluded that severity of Frontal fibrosing alopecia is not linked to how long someone has it, can start before menopause, and eyebrow loss may be an early sign.
May 2017 in “Journal of the American Academy of Dermatology” Graves' disease can cause hair loss in children and should be considered when treating pediatric alopecia areata.
22 citations
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March 2017 in “Scientific reports” Double-stranded RNA causes inflammation in hair follicle cells, which may help understand and treat alopecia areata.
March 2026 in “Editora Pasteur eBooks” Early diagnosis and a combination of treatments can effectively manage hair loss and improve quality of life.
14 citations
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March 2022 in “Clinical Endocrinology” The document concludes that a systematic approach is crucial to identify causes of androgen excess in women beyond the most common cause, Polycystic ovary syndrome (PCOS).
5 citations
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April 2019 in “Veterinary Dermatology” Cats infested with Lynxacarus radovskyi can lose hair without inflammation, treatable with selamectin.
6 citations
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June 2011 in “British Journal of Dermatology” People with alopecia areata have higher levels of RBP4 protein and antibodies against it.
May 2012 in “Reactions Weekly” A man developed hair loss from testosterone treatment but improved with additional medication.
January 2026 in “Updates in clinical dermatology”