Heart attacks are the leading cause of death in the United States. Everyday approximately 1,500 people die from heart attacks. Thousands more suffer crippling effects of some form, and remain disabled for the Rest of their lives. A simple definition of a heart attack is a sudden Failure of the hear...

The Cardiovascular System-Blood Pressure and The ECG Blood pressure is the force of blood distending the arterial walls. Blood pressure is measured in the Brachial artery using a sphygmomanometer, the average resting bp in a normal person is 120/80. The higher number is the systolic blood pres...

Congestive heart failure is a condition that happens when the heart is not able to pump enough blood to meet the needs of the body's tissues. When the heart fails, it is unable to pump out all the blood that enters its chambers. In other words, all the blood that is pumped to the body is ret...

What is high blood pressure? High blood pressure means that your heart is working harder than normal to force blood into the arteries and through the circulatory system. For an adult a blood pressure reading greater that 140 over 90 is considered as high. Normally, the pumping of the heart creates ...

A businessman in his late forties is sitting in coach on an airplane. The seating is quite tight and he can't seem to get comfortable. Suddenly, his leg starts to tingle. Thinking that his leg just fell asleep, he starts to massage it. As he rubs, he notices a slight pain growing. He decides to...