Medically reviewed by David Ozeri, MD An ESR test can help detect inflammation in your body by measuring how quickly red blood cells settle. An ESR test is safe and quick, with results often available ...

Red blood cells carry oxygen from the lungs around the body. They then carry carbon dioxide from around the body back to the lungs. These cells are an important component of blood. However, a range of ...

I reassured him and sent him to get another blood specimen drawn without a tourniquet. Why? Because I suspected that the ...

What Is an MCHC Blood Test? A mean corpuscular hemoglobin concentration (MCHC) blood test measures the amount of a protein called hemoglobin in your red blood cells. It’s one of many measurements ...

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 ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...