May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
3 citations
,
June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
2 citations
,
November 2020 in “Ciencia Tecnología y Salud” El plasma rico en plaquetas puede ayudar en la regeneración celular y podría ser útil en tratamientos complementarios para enfermedades sin cura específica.
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.
70 citations
,
March 2010 in “The Journal of Steroid Biochemistry and Molecular Biology” Blocking a specific enzyme might help treat obesity and diabetes, but more research is needed to ensure it's safe.
February 2025 in “Iraqi Journal of Science” PCOS patients have higher LDH and lower cortisol, dopamine, zinc, and vitamin D3, which may contribute to their symptoms and obesity.
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.
April 2026 in “Al-Kufa University Journal for Biology” Finasteride lowers cortisol and raises testosterone levels in rats.
7 citations
,
January 2016 in “Experimental and Clinical Endocrinology & Diabetes” Simvastatin may help manage symptoms in women with non-classic congenital adrenal hyperplasia by lowering cholesterol and certain hormone levels.
March 2025 in “Journal of Endocrinology and Metabolism” Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
May 2024 in “Journal of drug delivery and therapeutics” PRP therapy helps improve hair growth and is safe for treating hair loss.
September 2021 in “Research Square (Research Square)” Certain hormone levels can help diagnose P450 oxidoreductase deficiency.
June 2020 in “Authorea (Authorea)” First-time mothers had higher stress hormone levels in late pregnancy than mothers who had given birth before.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
105 citations
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February 2011 in “The Journal of Clinical Endocrinology & Metabolism” Treating sleep apnea in young obese women with PCOS can improve heart health and insulin sensitivity.
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.
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.
4 citations
,
June 2025 in “JMIR Formative Research” Hair cortisol concentration may reflect some physiological stress but doesn't strongly correlate with perceived stress.
13 citations
,
December 2010 in “Nature Reviews Endocrinology” A young man with an eating disorder had a life-threatening adrenal crisis due to an autoimmune condition, highlighting the need for better education on managing hormone treatments.
69 citations
,
May 2016 in “General and Comparative Endocrinology” External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
22 citations
,
August 2016 in “European Eating Disorders Review” Adolescent girls with anorexia nervosa have lower hair cortisol levels than healthy and psychiatric peers.
11 citations
,
September 2020 in “Steroids” A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
6 citations
,
February 2017 in “Case Reports in Dermatology” Hair loss led to the diagnosis of Cushing's disease in a patient, showing that hair loss can be a sign of hormonal disorders.
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
,
July 2019 in “The journal of applied laboratory medicine” Venous catheterization may help diagnose the cause of female hyperandrogenism when imaging is unclear.
November 2025 in “Contraception” COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
May 2025 in “Psychoneuroendocrinology” Discrimination during pregnancy affects newborn stress hormone levels.
January 1953 in “The Lancet” Alopecia areata's causes are unclear, treatments exist but relapses are common.
76 citations
,
April 2013 in “PLoS ONE” Chronic stress can cause hair loss by increasing oxidative stress, but antioxidants may help.
29 citations
,
May 2018 in “Clinical Endocrinology” Recent genetic insights show that low-renin hypertension includes a range from essential hypertension to secondary or familial forms, affecting diagnosis and treatment.