Oklahoma

===Life expectancy===
The residents of Oklahoma have [[List of U.S. states and territories by life expectancy|a lower life expectancy]] than the U.S. national average. In 2014, males in Oklahoma lived an average of 73.7 years compared to a male national average of 76.7 years and females lived an average of 78.5 years compared to a female national average of 81.5 years. Moreover, increases in life expectancy have been below the national average. Male life expectancy in Oklahoma between 1980 and 2014, increased by an average of 4.0 years, compared to a male national average of a 6.7 year increase. Life expectancy for females in Oklahoma between 1980 and 2014, increased by 1.0 years, compared to a female national average of a 4.0 year increase.<ref>{{cite web |title=US Health Map |url=https://vizhub.healthdata.org/subnational/usa |website=Institute of Health Metrics and Evaluation |publisher=University of Washington |access-date=December 27, 2020}}</ref>

Using  2016–2018 data, the [[Robert Wood Johnson Foundation]] calculated that life expectancy (all sexes) for Oklahoma counties ranged from 71.2 years for [[Okfuskee County]] to 79.7 years for [[Cimarron County|Cimarron]] and [[Logan County, Oklahoma|Logan]] counties. Life expectancy for the state as a whole was 76.0 years.<ref name="Robert Wood Johnson">{{cite web |title=Oklahoma: Life Expectancy |url=https://www.countyhealthrankings.org/app/oklahoma/2020/measure/outcomes/147/data?sort=sc-2 |website=Robert Wood Johnson Foundation |access-date=December 28, 2020}}</ref>