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Why are kidneys important for bone health? Healthy kidneys do many important jobs. They remove wastes and extra fluid from your body, help make red blood cells, and help keep bones strong. They also help to keep the right amount of minerals in your blood. Minerals are nutrients that your body needs...

What is iron? Iron is a mineral needed for healthy red blood cells and for overall good health. Iron is found in a wide variety of foods. You can also get iron from supplements taken by mouth and from iron medicines prescribed by your healthcare professional. What does iron do? Iron helps your body...

Diagnostic tests such as MRIs, CT scans and angiograms are routinely used because they provide important information about many diseases or injuries and can help in diagnosis and treatment. In many cases, the use of a contrast dye is necessary to enhance these tests, but sometimes these dyes can...