Sleep Facts and Stats

At a glance

  • The amount of sleep you need changes as you age.
  • Several national surveys are used to study insufficient sleep (or short sleep duration) in U.S. children, high school students, and adults.
  • These surveys show that not getting enough sleep has varied by age, location, racial/ethnic group, and over time in the United States.
Woman waking up happy in bed and stretching.

Populations