Study: A third of U.S. adults don't get enough sleep

Story highlights

  • Research has shown lack of sleep is associated with greater risks of obesity, diabetes, heart disease, mental illness
  • Researchers found more than a third of adults reported sleeping less than seven hours in a 24-hour period

(CNN)You've heard it before, and you'll hear it again: Despite repeated recommendations for adults to sleep at least seven hours each night, a new study shows that more than one-third of us are not getting enough shut-eye. And they've pinpointed which states are the most sleep deprived.

The CDC study analyzed data from the 2014 Behavioral Risk Factor Surveillance System to determine whether adults are getting enough sleep. The survey respondents included 444,306 people in all 50 states and the District of Columbia. Researchers found that more than one-thi