About one in three US adults sleeps less than seven hours a night.
Among adults aged 45 to 64, it is 39%.
The CDC defines short sleep as less than seven hours in 24. Its national survey finds roughly a third of adults below that line, a share that stayed the same from 2013 to 2022.
Several Legends treat sleep as non-negotiable: Jeff Bezos protects eight hours, Haruki Murakami is in bed by nine.
Behavioral Risk Factor Surveillance System, self-reported sleep, 2022. State figures range from 30% (Vermont) to 46% (Hawaii).