What is a common symptom of congestive heart failure?

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Shortness of breath, also known as dyspnea, is a hallmark symptom of congestive heart failure (CHF). This condition occurs when the heart is unable to pump sufficient blood to meet the body's needs, leading to a backlog of fluid in the lungs. This fluid accumulation can cause difficulty in breathing, particularly during physical activity or while lying flat, contributing to feelings of breathlessness.

In CHF, the struggle to breathe arises because the heart's decreased function affects the lungs, thus impacting oxygenation and overall respiratory function. As the condition progresses, patients may experience worsening episodes of dyspnea, elucidating why this symptom is commonly associated with heart failure.

While other symptoms, such as chest pain, might be experienced in different cardiac scenarios, they are not as closely linked to congestive heart failure itself in the same way that dyspnea is. Increased appetite and weight loss also do not correlate with CHF; rather, individuals might experience a decreased appetite due to fluid retention and fatigue associated with the disease.

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