What is Hemoglobin and Hematocrit?
Hemoglobin is the iron-containing protein found in all red blood cells (RBCs) that gives the cells their characteristic red color.
How is the sample collected for testing?
A blood sample is obtained by inserting a needle into a vein in the arm or by a fingerstick (for children and adults) or heelstick (for newborns).
Is any test preparation needed to ensure the quality of the sample?
No test preparation is needed.