There are vast differences in the health of population groups in the United States. For example at the county level life expectancy for men ranges from a low of 65.9 years in Holmes County, Mississippi to a high of 81.1 years in Fairfax County, Virginia (a wealthy suburb of Washington, DC)—a difference of more than 15 years.
![Why Are Some People Healthier Than Others?](https://www.goodmaninstitute.org/wp-content/uploads/2021/09/modern-technology-in-healthcare-and-medicine-PF4PRMV-1080x675.jpg)