Key Takeaways Strong heart health means your heart and blood vessels, aka your cardiovascular system, are working efficiently ...

This surprisingly simple walking test is becoming a go-to tool for measuring real cardiovascular fitness—no gym, no gadgets, ...

The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood ...

Winter's chill silently strains your heart. Cold weather constricts blood vessels, raises blood pressure, and thickens blood, ...

Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...