Sleep and Aging

Movement Disorders

Try this 4 - question quiz to see how much you know about Sleep and Aging: Movement Disorders.

1. A condition that causes people to jerk and kick their legs every 20 to 40 seconds during sleep is called




That's correct. C is the correct answer.

A condition that causes people to jerk and kick their legs every 20 to 40 seconds during sleep is called periodic limb movement disorder, or PLMD. PLMD often disrupts sleep -- not only for the patient but the bed partner as well. One study found that roughly 40 percent of older adults have at least a mild form of PLMD.