A new study raises questions about how financial stress fits into cardiovascular health. Dr. Leana Wen explains what people can do to protect their hearts.

All kinds of substances circulate through the bloodstream. Some are beneficial, like oxygen or nutrients, and others less so, like waste products, toxins, pathogens and certain trafficking cells.

Groundbreaking research reveals that daily intake of specific plant-based compounds can significantly lower blood pressure ...

Cocoa extract supplements rich in cocoa "flavanols" could reduce inflammation and help prevent age-related chronic diseases—including cardiovascular disease. This is the finding of Mass General ...

Reaching age 65 is a major milestone, but maintaining the mobility of someone decades younger is the ultimate sign of ...

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called platelet factor 4 naturally declines over time, allowing blood stem cells ...