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Home > Wellness > Health Library > Periodic Limb Movement Disorder
Periodic limb movement disorder is repeated muscle
twitching of the feet, arms, or legs during sleep. Sometimes the
mouth and muscles in the belly also move.
The movements of
periodic limb movement disorder last for up to 10 seconds and may repeat after
5 to 90 seconds.
A person who has periodic limb movement disorder
may wake up during the movements. This can interfere with sleep and cause
sleepiness during the time the person wants to be awake.
periodic limb movement disorder is causing problems, a doctor may suggest
medicines that prevent the movements or help with sleep during the
Periodic limb movement disorder is more common in older
adults than in younger people. It is diagnosed through sleep studies done in
a sleep lab.
Current as of:
November 14, 2014
Kathleen Romito, MD - Family Medicine & Lisa S. Weinstock, MD - Psychiatry
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