Jane most likely had a Restless Leg Syndrome (RLS) it Is a sensorimotor neurologic disorder characterized by a distressing urge to move the legs, often accompanied by a marked sense of discomfort in the legs (aching, burning, pulling, itching, or tingling). It is triggered by rest or inactivity and is temporarily relieved with movement. It follows a circadian pattern, with symptoms being most intense in the evening and nighttime. Disruptive to sleep.