An inflammation of the heart muscle, myocarditis can be life-threatening if not treated in time. One young survivor shares his story.

One woman had never heard of spontaneous coronary artery dissection until it triggered her cardiac arrest.

New evidence shows CPR gives VAD patients in cardiac arrest a 50 percent chance of survival.

Often connected to each other, these emergency cardiac scenarios can be deadly. Learn the signs and symptoms of both — and what to do next.