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Tag: heart sac diseases

Understanding the Pericardium: What Is the Layer Surrounding the Heart and Why It Matters for Cardiovascular Health

The heart is more than a solitary muscle pumping blood—it is an intricately protected organ, shielded and supported by a specialized anatomical structure known as the pericardium. For anyone seeking to understand cardiovascular function or looking to improve heart health, grasping what is the layer surrounding the heart—and how it contributes to overall well-being—is fundamental. The pericardium is not simply a passive covering. It actively participates in the mechanical and immunological functioning of the heart, ensuring the stability, protection, and optimal performance of one of the body’s most vital organs.