In a pooled analysis of more than two million people, those who were never married, divorced or widowed persons had an increased risk of developing cardiovascular disease by 42% and coronary heart disease by 16%.
Not being married was also associated with an increased risk of dying from coronary heart disease by 42% and stroke by 55%.
Divorce was associated with a 35% increased risk of developing heart disease for both men and women. Widowers were 16% more likely to have a stroke.
There was a higher risk of death following a heart attack among those that have never married.
Heart. 2018 June 18