This article was originally featured on The Conversation. Your blood serves numerous roles to maintain your health. To carry out these functions, blood contains a multitude of components, including ...

In medicine, a person’s blood-test results are compared with the average range in a population. But results are highly individual and tightly regulated around a person’s own stable values. Changes to ...

What Is a Basic Metabolic Panel? A basic metabolic panel (BMP) is a blood test that checks the levels of different substances in your blood. These substances are all involved in metabolism, or the ...

Learn about the many tests and examinations your blood sample undergoes in a lab. Giving a blood sample during a doctor’s visit is a common procedure. Discover the dizzying array of automated tests ...

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 ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make ...