NHS Health Scotland. doi: https://consult.gov.scot/equality-unit/connected-scotland/user_uploads/a-connected-scotland---tackling-social-isolation-and-loneliness-3.pdfThis disparity begins in adolescence and continues to widen across the life course, becoming particularly pronounced for men who never marry or who have inconsistent relationships5Umberston, D., Lin, Z., & Cha, H. (2022). Gender and social isolation across the life course.