Key points
- Call your OB about worsening fatigue, dizziness, or trouble taking treatment.
Why anemia happens
Anemia means your blood does not have enough healthy red blood cells or hemoglobin—the protein that carries oxygen. Pregnancy increases your need for iron and other nutrients.
Iron deficiency is a common cause, but low vitamin B12 or folate, inherited blood conditions, and other health problems can also cause anemia.
Symptoms to discuss with your OB
Some patients have no symptoms. Others notice:
- Unusual tiredness or weakness.
- Dizziness, headaches, or a racing heartbeat.
- Shortness of breath with activity.
- Cravings for ice or nonfood items.
Blood tests help distinguish anemia from ordinary pregnancy fatigue. A complete blood count checks your blood cells; ferritin testing helps measure stored iron. NIH: Iron-deficiency anemia
How treatment can help
Treatment depends on the cause and severity. Options include iron-rich foods, oral iron, or IV iron when pills are not suitable or do not work well enough. Severe cases may need more urgent treatment.
Untreated significant anemia is linked with pregnancy complications, including preterm birth and low birth weight. Treating it also helps you prepare for blood loss during delivery. NIH: Anemia in pregnancy
When to seek help
Call your OB about worsening fatigue, dizziness, or trouble taking treatment. Chest pain, fainting, or shortness of breath at rest needs urgent assessment.
Frequently asked questions
Can I treat anemia with food alone?
Food helps, but established iron-deficiency anemia often needs a supplement.
Should everyone with anemia take extra iron?
No. Treatment should match the cause. Too much iron can be harmful. NIH: Anemia treatment
Questions about your pregnancy? Contact Davie ObGyn in Davie, Florida, at 954-880-1010. New and established patients are welcome. This information supports your prenatal care and does not replace an individual medical assessment. For urgent symptoms, call your care team promptly; for an emergency, call 911. Do not use a routine online message for urgent symptoms.
Medically reviewed by Rahil Malik, MD, FACOG, board-certified obstetrician-gynecologist. Last reviewed: September 26, 2026. This page is general information and does not replace a visit with your doctor.