Deep sleep, also known as slow-wave sleep (SWS), is the third stage of the sleep cycle and is necessary for the natural restoration of the body and brain.

Authors

• Person: Not available Organization: American Brain Foundation
  The Effect of Insomnia on Brain Health - American Brain Foundation

Sources

• The Effect of Insomnia on Brain Health - American Brain Foundation www.americanbrainfoundation.org American Brain Foundation via serper

Referenced by nodes (2)

• deep sleep concept
• Slow Wave Sleep concept