In the United States, the average lifespan has risen from 49 years in 1900 to 78 years in 2006 (Leonhardt, 2006). Shockingly, some of the lowest socioeconomic countries still have a life expectancy of less than 50 years (Shi & Johnson, 2014), however.
In the United States, the average lifespan has risen from 49 years in 1900 to 78 years in 2006 (Leonhardt, 2006). Shockingly, some of the lowest socioeconomic countries still have a life expectancy of less than 50 years (Shi & Johnson, 2014), however. Huge health disparities such as these still exist between countries, and remain […]