The total calcium blood test is used to measure the total amount of calcium in your blood. Calcium is one of the most important minerals in your body. Most of your body’s calcium is stored in your ...

An ionized calcium test measures the levels of a specific form of calcium in your blood. It’s performed by taking a small blood sample. You’ll typically need to fast before the test. Calcium is an ...

You might need it to check your levels of calcium, an essential mineral you need to be healthy. This often routine procedure helps screen you for conditions and diseases that may affect your bones, ...