Introduction Heart failure (HF) is a complex and progressive clinical condition in which the heart is unable to pump sufficient blood to meet the metabolic demands of the body. It affects millions of people globally and remains one of the leading causes […]
Introduction Vitamin D, often referred to as the “sunshine vitamin,” is a fat-soluble vitamin essential for maintaining calcium and phosphorus balance, supporting bone mineralization, and contributing to immune and cardiovascular health. In recent decades, research has uncovered that vitamin D has functions […]