Related by context. Frequent words. (Click for all words.) 70 atrial fibrillation 68 arrhythmias 67 sudden cardiac death 65 sudden cardiac arrest 65 irregular heartbeat 61 angina 61 coronary artery disease 59 cardiac 58 aneurysm 57 ischemic stroke 57 cardiac arrest 57 coronary disease 57 myocardial infarction 56 thrombosis 56 acute coronary syndrome 55 blood clots 55 pulmonary embolism 54 blood clot 54 sleep apnea 54 acute myocardial infarction 54 coronary artery 54 obstructive sleep apnea 54 cardiovascular 54 clot 54 coronary 54 pulmonary hypertension 53 cardiovascular disease 53 hypertension 53 congestive heart failure 52 ventricular 52 cardiomyopathy 51 electrocardiogram 51 heart disease 51 defibrillator 51 hypoglycemia 51 apnea 51 ischemic 51 reflux 50 epilepsy 50 pancreatitis 50 palpitations 50 angioplasty 50 coronary arteries 50 blocked arteries 50 preeclampsia 50 abnormality 49 left ventricle 49 beta blockers 49 ICDs 49 clots 49 vascular disease 49 beta blocker 49 sepsis 49 pre eclampsia 49 defibrillation 49 migraines 48 heart 48 migraine 48 clogged arteries 48 gastrointestinal bleeding 48 stenting 48 emphysema 48 atherosclerosis 48 aneurysms 48 deep vein thrombosis 48 asthma 48 brain aneurysm 48 ischemia 47 fluid retention 47 stenosis 47 acid reflux 47 epileptic seizures 47 EKG 46 SCD 46 coronary heart 46 chronic pain 46 abnormalities 46 clotting 46 pacemaker 46 hypertensive 46 aortic valve 46 rapid heartbeat 46 GERD 46 migraine headaches 46 congenital heart 46 cognitive decline 46 stroke 45 kidney failure 45 appendicitis 45 warfarin 45 peripheral arterial disease 45 kidney disease 45 bypass surgery 45 hypothyroidism 45 aortic 45 invasive breast cancer 45 abnormal 45 exacerbations 45 hyperglycemia 45 blocked artery 45 autoimmune disease