From the article: "The differences in life expectancy were correlated with health behaviors and local area characteristics."
"Health behaviors (rates of current smoking, obesity [defined as body mass index {calculated as weight in kilograms divided by height in meters squared} ≥30], and exercise during the past month)"
"Health behaviors (rates of current smoking, obesity [defined as body mass index {calculated as weight in kilograms divided by height in meters squared} ≥30], and exercise during the past month)"