A condition marked by an intolerable creeping sensation or itching in the lower extremities and causing an almost irresistible urge to move the legs. The symptoms are worse at the end of the day when the patient is seated or in bed and may produce insomnia.

Treatment: Treatments include levodopa/carbidopa, benzodiazepines, ropirinole, and tricyclic antidepressants.

SYN: nocturnal myoclonus; Willis-Ekbom disease.