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 ...

Blood tests are one of the most widely used and helpful tools in modern medicine. Whether ordered in a clinic or done through an at-home kit, they work by analyzing samples of your blood to uncover ...

For almost 60 years, measuring cholesterol levels in the blood has been the best way to identify individuals at high risk of cardiovascular disease. In a new study, led by Chalmers University of ...