Sleep apnea is very common in patients with heart problems. In fact, it affects up half of patients with heart failure and/or atrial fibrillation.

Central sleep apnea is a form of sleep apnea that is less common and less studied than obstructive sleep apnea. This article explains the differences between central and obstructive sleep apnea, as well as the symptoms, causes, and treatment options for central sleep apnea.