This study's abstract seems to suggest that there may be a a geographic correlation in addition to a general correlation to sun exposure and heart disease: http

This study's abstract seems to suggest that there may be a a geographic correlation in addition to a general correlation to sun exposure and heart disease: https://www.ncbi.nlm.nih.gov/pubmed/8935479 https://www.ncbi.nlm.nih.gov/pubmed/8935479