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2. The Stages of Congestive Heart Failure - AOL

   www.aol.com/lifestyle/stages-congestive-heart...

   NEW YORK HEART ASSOCIATION. Stage A: At risk for heart failure. Class I: No limitation of physical activity. Stage B: Pre-heart failure. Class II: Slight limitation of physical activity. Stage C ...

3. These Are the 4 Stages of Heart Failure - AOL

   www.aol.com/four-stages-heart-failure-143005999.html

   Stage A Defined as: At high risk for heart failure but without structural heart disease (defects in the heart from aging, injury, infection, or heart defect at birth), or symptoms of heart failure.

4. Heart failure - Wikipedia

   en.wikipedia.org/wiki/Heart_failure

   35% risk of death in first year [10] Heart failure (HF), also known as congestive heart failure (CHF), is a syndrome caused by an impairment in the heart 's ability to fill with and pump blood. Although symptoms vary based on which side of the heart is affected, HF typically presents with shortness of breath, excessive fatigue, and bilateral ...

5. Acute decompensated heart failure - Wikipedia

   en.wikipedia.org/wiki/Acute_decompensated_heart...

   Cardiology. Acute decompensated heart failure (ADHF) is a sudden worsening of the signs and symptoms of heart failure, which typically includes difficulty breathing (dyspnea), leg or feet swelling, and fatigue. [1] ADHF is a common and potentially serious cause of acute respiratory distress. The condition is caused by severe congestion of ...

6. Pathophysiology of heart failure - Wikipedia

   en.wikipedia.org/wiki/Pathophysiology_of_heart...

   Harmful. The main pathophysiology of heart failure is a reduction in the efficiency of the heart muscle, through damage or overloading. As such, it can be caused by a wide number of conditions, including myocardial infarction (in which the heart muscle is starved of oxygen and dies), hypertension (which increases the force of contraction needed ...

7. Why Does Heart Failure Cause Swollen Feet?

   www.aol.com/why-does-heart-failure-cause...

   When symptoms grow worse (more on this later), heart failure can cause swelling in the ankles and legs, as well as swollen feet. This is due to edema, which is a fluid accumulation in the body ...