A calcium blood test measures the calcium level in your blood. This test is typically performed with a small sample of blood ...

It can reveal plaque in arteries, offering a more precise estimate of a person’s risk of heart disease. Yet the test remains ...

One test may catch more patients with hidden heart ills. But is it worth it? April 27, 2010— -- "Know your numbers" is the popular doctors' mantra to help patients understand risk for heart ...

You probably already know you need calcium for strong bones and teeth. But did you know that you need normal levels of this important mineral for healthy blood vessels, muscles, and nerves, too? If ...