December 2025 in “Therapeutic Drug Monitoring” Pulverization extracts more cortisol from hair, but any method works due to individual differences.
December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
November 2025 in “Anxiety Stress & Coping” Higher anxiety symptoms and social behavior affect stress levels in hair.
November 2025 in “Contraception” COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
November 2025 in “Journal of Laboratory Medicine” Chronic stress increased after lockdown, especially in young adults and females.
October 2025 in “Journal of Veterinary Diagnostic Investigation” Black hair in cats has higher cortisol levels than white hair.
October 2025 in “Journal of the Endocrine Society” Surgery improved symptoms and normalized hormone levels in a woman with an adrenal tumor.
April 2025 in “Medical Journal of Babylon” Copeptin and cortisol levels are higher in alopecia areata patients, suggesting they could help diagnose and manage the condition.
April 2025 in “Journal of the Faculty of Medicine Baghdad” Alopecia areata patients may have higher T3 and cortisol levels, suggesting a hormonal link.
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.
Hair hormone levels can indicate stress after a medically indicated abortion.
Higher pre-pregnancy BMI is linked to more stress in mothers and more behavioral problems in two-year-old children.
September 2024 in “Toxicology Letters” Cortisone and cortisol levels in pregnant women’s hair increase as labor approaches, indicating higher stress.
April 2024 in “JCEM case reports” A woman's rare benign tumor that released both cortisol and testosterone was successfully removed, improving her health.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
February 2023 in “Journal of medical primatology” Pair housing reduces stress behaviors and health issues in quarantined rhesus macaques.
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.
June 2020 in “Authorea (Authorea)” First-time mothers had higher stress hormone levels in late pregnancy than mothers who had given birth before.
August 2019 in “Journal of archaeological science: Reports/Journal of archaeological science: reports” Ancient hair can preserve hormones, revealing health and fertility insights.
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.
Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
Measuring cortisol in hair can help assess adrenal function in asthmatic children using inhaled corticosteroids.
January 2018 in “Digital Scholarship - UNLV (University of Nevada Reno)” Hair cortisol levels can indicate chronic stress in children, with differences seen between races.
February 2017 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hair cortisol measurement is a promising, non-invasive tool for monitoring cortisol exposure over time.
May 2016 in “Endocrine Abstracts” Proximal hair cortisol is a reliable tool for diagnosing Cushing's Syndrome.
High-stress mothers had lower hair cortisol than low-stress mothers, and daughters' cortisol was linked to their stress response.
May 2012 in “Neurotoxicology and Teratology” Hair cortisol can be a reliable way to measure long-term stress.
January 2012 in “CINECA IRIS Institutial Research Information System (University of Genoa)” Hair cortisol reliably indicates stress in rabbits.
October 2008 in “Experimental and Clinical Endocrinology & Diabetes” Long-term unemployment leads to higher stress levels.
January 2026 in “Open Science Framework” Standardized procedures are needed for accurate hair cortisol analysis.