Medically reviewed by Michael Menna, DOKey TakeawaysThe MCV test measures the size of your red blood cells.A normal MCV for ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Mild magnesium deficiency may not cause symptoms at first, but an ongoing deficiency can lead to uncomfortable symptoms and more serious complications.

Doctors can diagnose fatty liver disease, now called metabolic dysfunction-associated steatotic liver disease (MASLD), using blood tests that measure serum liver enzyme levels. Elevated enzyme levels ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

But new research suggests that a simple blood test may be able to predict osteoporosis risk, allowing doctors to intervene ...

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 ...

A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

A new blood test from Quest Diagnostics has Alzheimer's experts concerned. The Quest AD-Detect test, which consumers can now purchase from home without visiting a doctor first, measures amyloid-beta ...

British scientists have developed a pioneering blood test to boost survival chances by quickly identifying breast cancer types so patients can quickly be put on the best treatment ...

In many cases, it's not until memory problems start creeping up that most people learn they have Alzheimer's disease. By then, the disease may already be progressing, leaving limited options for ...