50 citations
,
June 2014 in “Experimental and Clinical Endocrinology & Diabetes” Hair hormone levels can indicate obesity-related changes and are useful for research and clinical practice.
April 2024 in “JCEM case reports” A woman's rare benign tumor that released both cortisol and testosterone was successfully removed, improving her health.
10 citations
,
November 2018 in “Developmental Psychobiology” Hair can effectively measure DHEA and testosterone levels in children.
3 citations
,
November 2021 in “Stress” Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
April 2026 in “Al-Kufa University Journal for Biology” Finasteride lowers cortisol and raises testosterone levels in rats.
August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports” Ancient hair can preserve hormones, revealing health and fertility insights.
Hair hormone levels can indicate stress after a medically indicated abortion.
16 citations
,
August 2007 in “Histopathology” A woman's rare adrenal tumor caused high testosterone and cortisol levels, which normalized after the tumor was removed.
12 citations
,
December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
9 citations
,
November 1980 in “Geburtshilfe und Frauenheilkunde” Fenoterol treatment causes increased hair growth due to higher metabolism in hair follicles, not hormones.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
September 2017 in “OhioLink ETD Center (Ohio Library and Information Network)” Caregivers had lower stress hormone levels than non-caregivers, suggesting caregiving stress affects the body differently.
21 citations
,
January 2020 in “Conservation Physiology” Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
August 2018 in “Psychological Science” January 2026 in “SSRN Electronic Journal”
May 2016 in “Endocrine Abstracts” Proximal hair cortisol is a reliable tool for diagnosing Cushing's Syndrome.
November 2024 in “Psychoneuroendocrinology” Testosterone increases hair testosterone levels, stress raises hair cortisol, and relationship status affects hormone levels.
116 citations
,
April 2002 in “American journal of veterinary research” Trilostane effectively and safely treats dogs with pituitary-dependent hyperadrenocorticism, improving symptoms and adrenal gland size.
65 citations
,
December 1986 in “The Journal of Clinical Endocrinology & Metabolism” The woman had a genetic condition causing high cortisol and androgen levels, treatable with dexamethasone.
1 citations
,
January 2023 in “International journal of urology” Low zinc levels are linked to low testosterone but not to sexual problems.
October 2023 in “Journal of the Endocrine Society” The desmopressin stimulation test helped identify an adrenal cause for a patient's Cushing's syndrome.
May 2021 in “Journal of the Endocrine Society” A patient produced cortisol after adrenalectomy, possibly due to residual tissue or other body parts making steroids.
43 citations
,
January 1999 in “Endocrinology” Cortisol increases a specific protein in bone cells, which may help explain its negative effects on bone.
24 citations
,
April 2008 in “Fertility and sterility” Pioglitazone improved insulin sensitivity and altered cortisol metabolism in PCOS patients.
2 citations
,
June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.
1 citations
,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
July 2019 in “Journal of the ASEAN Federation of Endocrine Societies” The woman had a rare adrenal tumor removed, and she recovered well with no signs of the tumor returning.
The treatment changed hormone levels and increased sexual behavior in female capuchin monkeys.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
44 citations
,
November 2018 in “Journal of applied ecology” Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.