How many different types of sleep disorders are there?

Kanchan SEN

New Member
Sleep disorders are classified into three major categories: lack of sleep (e.g., insomnia), disturbed sleep (e.g., sleep apnea, REM sleep behavior disorder, restless leg syndrome and periodic limb movement disorder), and excessive sleep (e.g., narcolepsy).


There are actually 8 types of sleeping disorder are there:

  1. Obstructive Sleep Apnea
  2. Upper Airway Resistance Syndrome
  3. Periodic Limb Movement Disorder (PLMD)
  4. Restless leg syndrome (RLS)
  5. Narcolepsy
  6. REM Sleep Behavior Disorder
  7. Insomnia
  8. Circadian Rhythm Disorder


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