Sleep Disorders – What You Must Know

Sleep Disorder Society Malaysia

Types of Sleep Disorders

Though there are more than 60 specific diagnoses of sleep disorders, they can be categorised into seven major categories, namely:

  • Sleep-Related Breathing Disorder (SRBD) or Sleep Disordered Breathing (SDB) ~ breathing difficulty during sleep
  • Insomnia ~ difficulty falling sleep and/or staying asleep
  • Hypersomnia ~ excessive sleepiness during daytime
  • Parasomnia ~ sleep walking, sleep talking, nightmares, night terrors etc.
  • Circadian Rhythm Sleep-Wake Disorders (CRSD) ~ unable to sleep/wake at the times required for normal work/school/social needs, jet-lag, shift-work sleep disorder
  • Sleep-Related Movement Disorders ~ legs cramps, restless legs syndrome (RLS), grind teeth in sleep (bruxism), etc.
  • Other Sleep Disorders (isolated symptoms)