So why, in this view, did U.S. life expectancy decline recently? http://www.npr.org/sections/health-shots/2016/12/08/504667607/life-expectancy-in-u-s-drops-for-

So why, in this view, did U.S. life expectancy decline recently? http://www.npr.org/sections/health-shots/2016/12/08/504667607/life-expectancy-in-u-s-drops-for-first-time-in-decades-report-finds http://www.npr.org/sections/health-shots/2016/12/08/50466760...