Eric Zhou of the Division of Sleep Medicine at Harvard Medical School states that individual sleep needs vary, with some people requiring less than seven hours and others requiring more.

Authors

• Person: Not available Organization: Harvard Health Publishing
  How much sleep do you actually need? - Harvard Health

Sources

• How much sleep do you actually need? - Harvard Health www.health.harvard.edu Harvard Health Publishing via serper

Referenced by nodes (1)

• Harvard Medical School entity