Plasma is the largest single component of blood. It consists of water, vital proteins, and other substances that play a role in coagulation, immunity, blood pressure, and transporting nutrients.

Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

As age increases, the pancreas changes, which increases the risk of metabolic diseases such as type 2 diabetes, digestive ...

White blood cells help your body fight inflammation and infections. A high or low white blood cell count may be associated with a number of short-term or long-term health conditions. White blood cells ...

Hemophilia, von Willebrand disease, anemia, leukemias, or a low platelet count can cause bruising. A person should contact a doctor if they are concerned about their bruising. Bruising is one of the ...

Hispanic/Latina women with a history of hypertensive disorders of pregnancy (HDP) -- conditions marked by high blood pressure during pregnancy -- are more likely to have abnormalities in their heart ...