Sex-Specific Associations Between Loneliness and Hair Cortisol Among Older African American Adults
January 2026
in “
Psychoneuroendocrinology
”
Studysummary 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.
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