November 2025 in “Contraception” COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
189 citations
,
January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
50 citations
,
July 2018 in “Psychoneuroendocrinology” Hair cortisol can indicate long-term stress levels, but hair growth rate differences may affect accuracy.
44 citations
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February 2016 in “Zoology” Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
22 citations
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May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
September 2017 in “Journal of Investigative Dermatology” Researchers created human cells that can turn into sebocytes, which may help study and treat skin conditions like acne.
39 citations
,
August 2004 in “International journal of gynaecology and obstetrics” Finasteride and CPA-EE2 equally reduce hirsutism, but affect hormone levels differently.
24 citations
,
November 2016 in “Molecular Medicine Reports” Hormonal imbalances, often indicating conditions like PCOS, are common in women with hard-to-treat acne, and a treatment approach addressing these imbalances may be needed.
21 citations
,
January 2020 in “Conservation Physiology” Hair follicles increase hair cortisol levels, so consistent hair collection methods are important.
20 citations
,
October 2017 in “Clinical Endocrinology” The conclusion is that removing both ovaries is the best treatment for excess male hormones in postmenopausal women, with medication as another option, and managing insulin resistance is important for diagnosis and treatment.
19 citations
,
June 2020 in “General and comparative endocrinology” Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.
19 citations
,
October 2019 in “BMC Neuroscience” Blood hormone levels don't accurately show brain hormone levels in males.
6 citations
,
January 2010 in “Case Reports” A woman with high testosterone and an adrenal nodule had an ovarian tumor causing her symptoms, which improved after the tumor was removed.
4 citations
,
March 2013 in “Neuropsychiatric Disease and Treatment” A woman with anorexia and Cushing's syndrome improved after tumor removal, highlighting the need to consider hormonal issues in psychiatric conditions.
3 citations
,
June 2018 in “The New England Journal of Medicine” A woman with Cushing's syndrome improved after surgery to remove a tumor causing the condition.
1 citations
,
September 2023 in “JCEM case reports” GnRH analogues are effective for diagnosing and treating female androgen excess, offering a non-surgical option.
January 2024 in “International journal of yogic, human movement and sports sciences” Yoga Nidra improves well-being and reduces anxiety in women with PCOS.
November 2022 in “Journal of the Endocrine Society” Immunotherapy for cancer caused a patient to develop a condition affecting hormone production, requiring ongoing hormone replacement therapy.
Hair cortisol may help identify adrenal insufficiency in sickle cell disease patients.
January 2017 in “Qucosa (Saxon State and University Library Dresden)” Plasma protein binding significantly affects glucocorticosteroid concentration in blood, saliva, and hair.
11 citations
,
April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
296 citations
,
October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
237 citations
,
September 2018 in “Clinical Biochemistry” Hair cortisol analysis can help diagnose stress-related conditions but needs more refinement for widespread use.
7 citations
,
November 2022 in “Toxics” The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
1 citations
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July 2022 in “Functional foods in health and disease/Journal of functional foods in health & disease” Taking a probiotic supplement twice a day improved hair growth, skin hydration, and metabolic health in adults at risk of metabolic syndrome.
December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
815 citations
,
April 2010 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS should be screened for heart disease risk and manage their health to prevent it.
491 citations
,
July 2000 in “The Journal of Clinical Endocrinology and Metabolism” Polycystic ovary syndrome is found in 6.5% of unselected Caucasian women in Spain.
305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
205 citations
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July 2009 in “Journal of Dermatological Science” Male and female skin differ in many ways, which could lead to gender-specific skin treatments.