Medical Xpress December 8, 2025
A good night’s sleep is more than a luxury: New research from Oregon Health & Science University suggests that insufficient sleep may shorten your life. The study is published in the journal SLEEP Advances.
Researchers tapped a vast, nationwide database looking for survey trends associated with average life expectancy county by county. They compared county-level data about average life expectancy with comprehensive survey data collected by the Centers for Disease Control and Prevention between 2019 and 2025.
As a behavioral driver for life expectancy, sleep stood out more than diet, more than exercise, more than loneliness—indeed, more than any other factor except smoking.
“I didn’t expect it to be so strongly correlated to life expectancy,” said senior author Andrew McHill,...
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