This animation shows the causes of Hypertrophic obstructive cardiomyopathy(HOCM), and its treatment using concentrated alcohol delivered via a catheter.
You probably haven't thought too much about the valves that guard the passageways of your heart. But what if one those sentries were to spring a leak?
We hear about whole grains and "the good kind of fat" all the time. But exactly what does this mean? What makes a grain "whole" and fat "good"?
SYMPTOM CHECKER
DISEASES A-Z
Learn more about what ails you. Here are some common symptoms.
See all »Common Symptoms: