Complete Blood Count (CBC)
Hemoglobin (Hb)
Hemoglobin is an iron-rich protein in your red blood cells. It gives blood its red color and carries oxygen from your lungs to the body.
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Information verified for medical accuracy
Why is it tested?
Part of a CBC to screen for anemia, polycythemia, or to monitor general health.
What does a HIGH level mean?
- Dehydration
- Smoking
- Lung diseases
- Polycythemia vera
What does a LOW level mean?
- Iron deficiency anemia
- Vitamin B12 deficiency
- Internal bleeding
- Kidney disease
Normal Reference Range
13.2-16.6 g/dL (men) | 11.6-15.0 g/dL (women)
*Ranges may vary slightly depending on the specific laboratory and testing methods used.
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