In the 1980-2014 period, the average life expectancy in Seminole County for females declined by 0.4 years while male longevity increased by 2.7 years compared to the national average for the same period of an increased life expectancy of 4.0 years for women and 6.7 years for men. Seminole County ranked in the worst performing 10 percent of all counties. High rates of smoking and obesity for both sexes and a low level of physical activity for males appear to be contributing factors to the relatively short life expectancy.