When electrical abnormalities cause abnormal heart rhythms, this is called a heart arrhythmia. Learn more about the different types of arrhythmia and possible treatments.
Adult congenital heart disease is a type of defect in one or more structures of the heart that occurs before birth. Learn about symptoms and treatment.
Hypertrophic cardiomyopathy is an inherited condition in which the heart muscle grows thicker than it should be.
Sarcoidosis is an inflammatory condition that affects the lungs, lymph nodes, and/or other tissues. Learn about symptoms and treatment.
A battery-operated device that is surgically implanted in the chest to detect and correct life-threatening heart arrhythmias.