What are the Signs and Symptoms of Heart Failure?
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Shortness of breath -- particulary with activity or when lying flat.
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Constant cough, which may be dry or moist, especially at night. You may notice that you need to use more pillows than usual to be able to breathe and sleep.
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Swelling of feet and legs.
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Tiredness and weakness that keeps you from doing your normal activities. You may notice you are more fatigued and restless.
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Waking up at night coughing or breathless.
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Weight gain -- usually sudden; two or three pounds per day or more than five pounds in five days.
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Noticeable decrease in urine output in a 24-hour period.