Insomnia is characterized by a person having the opportunity to sleep but struggling to fall asleep, stay asleep, or both.

Authors

• Person: Not available Organization: Sleep Foundation
  Sleep Deprivation: Symptoms, Causes, Effects, and Treatment

Sources

• Sleep Deprivation: Symptoms, Causes, Effects, and Treatment www.sleepfoundation.org Sleep Foundation via serper

Referenced by nodes (1)

• insomnia concept