Introduction Most people don't know very much about heart disease, and used to be one of those people. I wanted to be informed on these things that I didn't know about. I didn't want to go on not knowing about it, especially when many members of my family have been diagnosed with some type of hea...

Disorders of the Heart Introduction The Heart and Circulation The cardiovascular system is an elaborate network that performs 2 major tasks. Firstly it delivers oxygen and nutrients to body organs, and secondly it removes waste products of metabolism from tissue cells. The heart's major componen...