About Blood Type Test | Learn Your Blood Type

Blood typing determines an individual's blood group. This test will indicate if you are A, B, AB or O, and whether that blood type is positive or negative.

The Blood Type Test | Learn Your Blood Type is a laboratory test. Your health care provider can explain what it measures and whether it is appropriate for your situation.

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How to prepare

Most lab tests require a blood or other sample. Follow any instructions given by your healthcare provider or the testing laboratory. Tell your provider about medications, supplements, or recent illnesses that might affect results.