63 citations
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October 2011 in “Archives of Dermatology” Isolated long hairs at the original hairline can help diagnose Frontal Fibrosing Alopecia.
4 citations
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October 2012 in “Archives of Dermatology” Hair diameter diversity is a key sign for diagnosing and managing male pattern baldness.
June 2026 in “Comprehensive Psychoneuroendocrinology” In this study, researchers observed a curvilinear relationship between loneliness and hair cortisol concentration among older adults at elevated cardiovascular risk, with cortisol levels higher at low-to-moderate loneliness and lower at higher loneliness, though results were sensitive to some data exclusions.
January 2026 in “Psychoneuroendocrinology” In this study, researchers observed that loneliness was positively linked to higher hair cortisol levels among African American men but not women, suggesting a potential sex-specific association between loneliness and stress-related physiological pathways.
October 2022 in “Journal of Cosmetic Dermatology” This study found that hair transplantation surgery significantly improved loneliness, anxiety, and depression in patients, with notable score reductions in these psychosocial outcomes post-surgery.