Sleep tool
Sleep by Age
Select an age group to see the general daily sleep-duration range used by major public-health guidance.
Select an age group
Sleep needs change with age
The ranges shown here are general public-health recommendations. Individual sleep needs can differ.
For children under five, recommended daily totals can include naps. Persistent sleep problems or excessive daytime sleepiness should be discussed with an appropriate healthcare professional.
Source basis: current CDC sleep-duration guidance, including AASM pediatric recommendations.