If you think you are having a heart attack, call 911. Heart attacks (or myocardial infarctions) occur when blood flow to the heart is partially or completely blocked. If left ...

Heart failure is a broad term to describe conditions when the heart is not pumping blood as well as it should. ...

Blood pressure is the pressure inside your arteries that is generated by your heart to keep blood running throughout your body. If this pressure is higher than normal, or stays ...