According to a study led by the University of Munich, around one-third of people with heart disease experience sleep problems such as insomnia, sleep apnea, restless leg syndrome, and frequent waking throughout the night.
The study was conducted by Jayaram Thimmapuram, Robert Pargament, Theodore Bell and Holly Schurk of the WellSpan Hospital, Department of Internal Medicine, York, PA; and Divya K. Madhusudhan