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:
Symptoms of heart failure may include: 1  Shortness of breath, especially when lying down. 2  Tired, run-down feeling. 3  Coughing or wheezing, especially when you exercise or lie down. 4  Swelling in feet, ankles, and legs. 5  Weight gain from fluid buildup. 6  Confusion or canât think clearly.