Dyssomnia Causes

(Also Known As: Dysomnia Causes, Sleep Disorder Causes, Anxiety Causes, Sleep Problems Causes, Sleeping Insomnia Causes, Sleep Difficulty Causes)

(Reviewed by: Paul Peterson, Licensed Therapist)

What Causes Dyssomnia?

As has been classified, individuals experiencing dyssomnia are caused either by intrinsic factors, extrinsic factors, or changes in the circadian rhythm of the human body.

Common Causes of Dyssomnia:


  • Aging
  • Hyperthyroidism
  • Restless leg syndrome
  • Associated features of dyssomnia
  • Psycho-physiologic insomnia
  • Idiopathic
  • Narcolepsy
  • Recurrent hypersomnia
  • Obstructive apnea syndrome
  • Mixed apnea syndrome
  • Central apnea syndrome
  • Alveolar hypoventilation
  • Periodic leg movements and leg-related syndrome
  • Dyssomnia NOS (not otherwise specified) refers to any insomnia, hypersomnia, or circadian rhythm disturbance that does not meet the full criteria for a specific dyssomnia.


  • nicotine, alcohol, caffeine, food, or stimulants at bedtime
  • alcoholism or abrupt cessation of alcohol after long-term use
  • taking a new drug (medication side-effect).
  • abruptly stopping a medication (such as sleeping pills).
  • wake-sleep pattern disturbances
  • jet lag
  • shift work
  • depression or major depression
  • anxiety or stress
  • grief
  • worry
  • exhilaration or excitement
  • bed or bedroom not conducive to sleep
  • excessive sleep during the day
  • excessive physical or intellectual stimulation at bedtime
  • inadequate bright-light exposure during waking hours
  • medications or illicit street drugs (for example, excessive thyroid replacement hormone, amphetamines, caffeine-containing beverages, cocaine, ephedrine, phenylpropanolamine, theophylline derivatives)
  • withdrawal of medications (such as sedatives or hypnotics)
  • interference with sleep by various diseases, including an enlarged prostate (men), cystitis (women), COPD, pain of arthritis, heartburn, and heart or lung problems

Could You Have Dyssomnia?

Dyssomnia Topics

Related Conditions

Hypersomnia – Recurrent Episodes of Daytime Sleepiness, Insomnia, Sleep Disorder, Excessive Sleepiness
Narcolepsy – Chronic Sleep Disorder, Excessive Daytime Sleepiness, Insomnia, Inability to Sleep
Parasomnia NOS – Arousal Disorders, Sleep-Wake Transition Disorders, Parasomnias Usually Associated with REM Sleep
Primary Sleep Disorder – Impaired Sleep Wake Cycles, Hypersomnia, Excessive Daytime Sleepiness, Inability to Sleep