June 2025 in “Journal of Kufa for Chemical Sciences” This study found that in males with alopecia areata, adult patients had significantly higher levels of adrenaline and prolactin compared to healthy controls, suggesting these hormones may play roles in the condition's development.
April 2025 in “Medical Journal of Babylon” This study found that male patients with alopecia areata had significantly higher levels of copeptin and cortisol compared to healthy controls, suggesting these biomarkers could play a role in the condition's pathophysiology and may serve as diagnostic indicators.
June 2026 in “CUNY Academic Works (City University of New York)” This study developed and validated a method for measuring stress biomarkers in hair during pregnancy, finding that glucocorticoid levels increased over trimesters while endocannabinoid levels remained constant, suggesting hair analysis as a reliable tool for monitoring stress responses in pregnant women.
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September 2013 in “Therapeutic Drug Monitoring” This study found that increased hair cortisol levels among WIFN volunteers suggest higher chronic stress compared to those from a non-First Nation community, possibly linked to socioeconomic factors and poorer health.
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January 2021 in “PeerJ” This study observed that high levels of immunoreactive cortisol in the tail hair of captive Asian elephants were often associated with stressful or distinct behavioral events, suggesting its potential for reconstructing their physiological history.