We tend to think diet and exercise are the pillars of a long life, but a 2025 Oregon Health & Science University study found insufficient sleep was more strongly associated with life expectancy across U.S. counties than physical inactivity or food insecurity — with only smoking showing a stronger link in its main analysis.

We tend to think diet and exercise are the pillars of a long life, but a 2025 Oregon Health & Science University study found insufficient sleep was more strongly associated with life expectancy across U.S. counties than physical inactivity or food insecurity — with only smoking showing a stronger link in its main analysis.

body.single-post h1.entry-title,body.single-post .entry-title{text-transform:none!important;} Diet and exercise get most of the public attention when people talk about a long life. A 2025 paper in SLEEP Advances asks whether sleep belongs much closer to the centre of that conversation. The paper, led by Kathryn E. McAuliffe of Oregon Health & Science University with Andrew W. McHill as senior author, studied sleep insufficiency and life expectan…