April 2026 in “Journal of Experimental Psychopathology” Hair cortisol levels may not reliably indicate psychological distress.
29 citations
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February 2011 in “PloS one” Astressin-B can reverse and prevent hair loss in stressed mice.
2 citations
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June 2021 in “Medicine” High levels of cortisol in hair are linked to a greater risk of brain aneurysm rupture.
October 2023 in “IBRO neuroscience reports” Rat hair follicle stem cells have functional oxytocin receptors, useful for studying neuropsychiatric disorders.
24 citations
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October 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.
July 2024 in “Occupational Medicine” Higher cortisol levels are linked to poor coping, while higher DHEA levels are linked to job confidence.
47 citations
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December 2011 in “Experimental Dermatology” CGRP may help protect hair follicles from immune system attacks, potentially slowing hair loss.
4 citations
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February 1953 in “Experimental biology and medicine” Adrenocortical extract is less effective at stopping hair growth in young rats than in adult rats.
52 citations
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April 2002 in “Brain Research” Lower allopregnanolone levels increase stress-related dopamine release in the brain.
46 citations
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September 2013 in “PLOS ONE” Thyrotropin-Releasing Hormone helps heal wounds in frog and human skin.
March 2026 in “Lithuanian University of Health Sciences” Adrenal tumors should be considered in Addison's disease if unusual results appear, with surgery as a solution.
November 2009 in “Journal of Pediatric Nursing” Nonclassic congenital adrenal hyperplasia is a common genetic disorder that can cause a range of symptoms and requires personalized treatment.
105 citations
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February 2010 in “Endocrinology” The skin produces and responds to thyroid-stimulating hormone, which is controlled by other thyroid-related hormones.
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.
October 2023 in “Journal of the Endocrine Society” A rare case of Cushing syndrome was successfully treated with one-sided adrenal gland removal, suggesting personalized treatment is important.
June 2023 in “Clinical Chemistry” Unregulated supplements can contain hidden drugs causing misleading symptoms and test results.
May 2012 in “Neurotoxicology and Teratology” Hair cortisol can be a reliable way to measure long-term stress.
23 citations
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October 1958 in “PubMed” April 2019 in “Journal of the Endocrine Society” A chest X-ray can effectively diagnose ectopic ACTH secretion from lung tumors.
January 2023 in “Endocrine Journal” Treating classic 21-hydroxylase deficiency requires precise glucocorticoid dosing and attention to individual patient needs, with new treatments showing promise.
November 2025 in “Canadian Journal of Diabetes” Measuring cortisol in hair helps understand stress and manage related health issues.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
17 citations
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October 2006 in “Molecular and Cellular Endocrinology” The L457(3.43)R mutation in the human lutropin receptor causes increased activity and hormone insensitivity, leading to precocious puberty.
27 citations
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October 1945 in “Endocrinology” Synthetic hormone treatment reduces melanin and hair growth in rats.
August 2023 in “Stem cell reviews and reports” 8 citations
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January 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Growth hormone is important for regulating human hair growth.
5 citations
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June 2010 in “Universitas Psychologica” Progesterone helps protect against stress-related memory and behavior issues in rats.
July 2023 in “Journal of the ASEAN Federation of Endocrine Societies” Metyrapone effectively stabilizes severe Cushing's disease symptoms before surgery.
101 citations
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January 2014 in “Journal of Visualized Experiments” The method effectively measures long-term stress levels using hair samples.
March 2025 in “Institutional Repositories DataBase (IRDB)” Hair cortisol can measure chronic stress but has inconsistent results.