The complete blood count routine test provides a snapshot of your body's blood production and immunity. The test measures a variety of components in your blood, including red blood cells, white blood ...

Brad Reisfeld is a professor of chemical and biological engineering, biomedical engineering, and public health at Colorado State University. Your blood serves numerous roles to maintain your health.

Normal sodium levels in your blood are between 135 and 145 milliequivalents per liter (mEQ/L) — anything higher or lower may ...

Blood tests that detect early cancer are coming to market. Could they lead to earlier diagnosis and treatment?

Creatinine levels indicate a person's kidney health, and high levels mean your kidneys are not working as effectively as they ...

While cholesterol levels often dominate heart-health discussions and routine blood tests, research has highlighted another ...

Sarah is an experienced writer and editor enthusiastic about helping readers live their healthiest and happiest lives. Before joining Forbes Health, Sarah worked as a writer for various digital ...

Hemochromatosis is a disorder that causes your body to absorb too much iron. Blood tests that measure iron levels in your blood and liver can help diagnose the condition. The medical disorder ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Normal blood sugar levels are about 70-100 mg/dL. Your blood sugar will naturally fluctuate a bit throughout the day in response to food and other factors. However, it ideally stays within a set range ...