4 citations
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June 2025 in “JMIR Formative Research” In this study, researchers reported no statistically significant association between hair cortisol levels and either perceived stress or objective neuroendocrine stress measures in a predominantly male participant group.
January 2026 in “Stem Cell Reviews and Reports” Hair graying may help prevent cancer by protecting stem cells.
95 citations
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August 2013 in “Journal of Investigative Dermatology” HPT axis hormones boost mitochondrial function and growth in hair follicles, potentially aiding hair health.
1 citations
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July 2010 in “TURKDERM” This article reviews the impact of psychological factors on skin health and discusses the interplay between stress, the brain, and the immune system but presents no new clinical findings.
42 citations
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March 2008 in “Molecular and Cellular Endocrinology” This review explores the potential (neuro-)endocrine influences on hair follicle epithelial stem cell biology and emphasizes the need for more systematic research, but it provides no new empirical results.