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What is Heart Failure? | Causes & Risk Factors | Signs & Symptoms | How is it Diagnosed? | Standard Treatments | New/Experimental Treatments | Heart Failure Q&A
Many symptoms of heart failure result from the congestion that develops as fluid backs up into the lungs and leaks into the tissues. Other symptoms result from inadequate delivery of oxygen-rich blood to the body's tissues. Since heart failure can progress rapidly, it is essential to consult a physician immediately if any of the following symptoms are detected.