What does CENTRAL INTELLIGENCE AGENCY (CIA) mean? Central Intelligence Agency (CIA) The Central Intelligence Agency is one of the principal intelligence-gathering agencies of the United States federal government. An executive agency, it reports to the Director of National Intelligence.
If heart failure progresses, the apnea may be so acute that a person, unable to breathe, may awaken from sleep in panic. Diagnosis. Doctors can often make a preliminary diagnosis of heart failure by medical history and careful physical examination. A thorough medical history may identify risks for heart failure that include:
Both heart attack and heart failure are serious medical conditions that can cause death. Heart attack is caused by sudden total clogging of an artery that gives blood to the heart muscle. This kills part of the muscle of the heart, which weakens the heart. Heart failure occurs when the heart cannot circulate blood through the body.