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Health Topics/Sleep/Sleep Disorders

What is periodic limb movement disorder (PLMD)?

HealthyWomen
HealthyWomen
Many people with restless legs syndrome (RLS) also have a related sleep disorder called periodic limb movement disorder (PLMD). This disorder is characterized by involuntary jerking or bending leg movements that typically occur every 20 to 40 seconds during sleep. Some people experience hundreds of such movements a night. They may wake up, sleep fitfully or disturb their partner's sleep. 

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