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  1. Iron deficiency - Causes

    Verified Expert

    • There are many causes for iron deficiency and includes:
    • Inadequate availability of iron:
    • Low iron in diet - over a period of time can result in iron deficiency
    • Blood loss due to menstruation or during child birth:
    • Heavy menstrual bleeding or blood loss during child birth can lead to deficiency of iron
    • Internal bleeding
    • Internal bleeding also leads to iron deficiency and the reasons of internal bleeding are as follows:
    • Internal bleeding can occur due to certain medical conditions like ulcers, polyps, colon cancer, etc
    • Certain medications
    • Inability to absorb iron:
    • Certain disorders such as celiac disease or surgery affecting the intestine may lead to inability in iron absorption

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    Complications

    Verified Expert

    If untreated, complications may include:

    • Mild iron deficiency doesn't cause any complications but if it is left untreated it will lead to health problems as follows:
    • Iron deficiency may lead to rapid or irregular heartbeat.
    • Problems like premature births and low birth weight babies may be seen during pregnancy.
    • Infants and children may become anemic and development might also be delayed.

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    Symptoms

    Verified Expert
    Contact your provider if experiencing new, severe, or persistent symptoms.

    Common symptoms include:

    • General fatigue
    • Weakness
    • Pale skin
    • Shortness of breath
    • Dizziness
    • Strange cravings to eat items that are not food, such as dirt, ice, or clay
    • A tingling or crawling feeling in the legs
    • Tongue swelling or soreness
    • Cold hands and feet
    • Fast or irregular heartbeat
    • Brittle nails
    • Headache

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    What is iron-deficiency anemia?
    Iron-deficiency anemia is the most common type of anemia. It occurs when your body doesn’t have enough iron, which your body needs to make hemoglobin. When there isn’t enough iron in your blood, the rest of your body can’t get the amount of oxygen it needs. While the condition may be common, many people don’t know they have iron-deficiency anemia.
    healthline.com

    Diagnosis

    Verified Expert
    One or more of these tests may be recommended by your medical provider.
    Blood tests are done to screen for iron deficiency and no single test can help in diagnosis of iron deficiency.

    Common tests & procedures

    Hemoglobin test: It is a test which measures the hemoglobin content in blood. Hemoglobin is a protein which carries oxygen throughout the body.

    Hematocrit test: The test to estimate the percentage of RBCs in the blood by volume.

    Complete blood count (CBC): This test is done to check the number and volume of RBCs.

    Serum ferritin: To measure the stored form of iron.

    Transferrin saturation test: To measure the amount of transported form of iron.

    Serum transferrin receptor assay: The test is a measure of increased RBCs production.

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    iron deficiency_en
    Microsoft Start Health

    Treatment

    Verified Expert

    Generally iron supplements and dietary changes can treat the condition. The treatment also depends on various factors like age, health and the cause of deficiency.

    Medication

    Iron supplements: Iron tablets will help in restoration of iron levels in the body.

    Ferrous sulfate

    Vitamin supplements: Used to improve iron absorption.

    Vitamin C supplements

    See more
    Source: Focus Medica. For informational purposes only. Consult a medical professional for advice. | Disclaimer: Opinions are from external health professionals and should not be considered as Microsoft's opinion or a substitute for professional help. Consult a health professional for medical advice.
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    Table of Contents
    Causes
    Complications
    Symptoms
    What is iron-deficiency anemia?
    Diagnosis
    Health guide
    Treatment
     
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  2. Iron-deficiency anemia
    • According to 4 sources
    Iron-deficiency anemia is a blood disorder that affects your red blood cells. It’s the most common form of anemia. It happens when your body doesn’t have enough iron to make hemoglobin, a substance in your red blood cell that allows them to carry oxygen throughout your body.

    Iron-Deficiency Anemia: Sy…

    my.clevelandclinic.org
    Iron deficiency anemia is a condition where there are too few red blood cells in the body due to a shortage of iron. The body uses iron to produce red blood cells, which transport oxygen around the body.

    Iron deficiency anemia: Cau…

    medicalnewstoday.com
    Iron-deficiency anemia is the most common type of anemia. It occurs when your body doesn’t have enough iron, which your body needs to make hemoglobin. When there isn’t enough iron in your blood, the rest of your body can’t get the amount of oxygen it needs.

    Iron-Deficiency Anemia: Sy…

    healthline.com
    Iron deficiency anemia is a form of anemia due to the lack of sufficient iron to form normal red blood cells. Iron deficiency anemia is typically caused by inadequate intake of iron, chronic blood loss, or a combination of both. Iron deficiency anemia is the most common cause of anemia in the world.

    Diagnosis and managemen…

    pmc.ncbi.nlm.nih.gov
     
  3. People also ask
    What is iron deficiency?
    Iron deficiency is an abnormally low level of iron in the body. Iron is an essential mineral found in red meat and certain plant based foods. In the body, iron is needed to form myoglobin, a protein in muscle cells, and it is essential for certain enzymes that drive the body's chemical reactions.

    Iron Deficiency - Harvard Health

    health.harvard.edu
    What are the symptoms of lack of iron?

    Maria Arienti

    Postgraduate in Nutritional Support/Bachelor in Nutrition · 13 years of exp

    Iron deficiency or anemia symptoms are extreme fatigue, weakness, pale skin, chest pain, fast heartbeat or shortness of breath, headache, dizziness, or lightheadedness, cold hands and feet, inflammation or soreness of your tongue, brittle nails.
    Q&A: Iron
    bing.com
    What is iron-deficiency anemia?
    Iron-deficiency anemia is the most common type of anemia. It occurs when your body doesn’t have enough iron, which your body needs to make hemoglobin. When there isn’t enough iron in your blood, the rest of your body can’t get the amount of oxygen it needs. While the condition may be common, many people don’t know they have iron-deficiency anemia.

    Iron-Deficiency Anemia: Symptoms, Causes, and More - Healthline

    healthline.com
    How does iron deficiency affect the body?
    It happens when your body doesn’t have enough iron to make hemoglobin, a substance in your red blood cell that allows them to carry oxygen throughout your body. As a result, iron deficiency may cause you to feel short of breath or tired. These symptoms develop over time. When iron deficiency is diagnosed, you may be prescribed iron supplements.

    Iron-Deficiency Anemia: Symptoms, Treatments & Causes - Cleveland C…

    my.clevelandclinic.org
    When is iron deficiency anemia a symptom of chronic inflammation?
    In patients with chronic inflammation, iron deficiency anemia is likely when the ferritin level is less than 50 ng per mL (112.35 pmol per L). 7 Ferritin values greater than or equal to 100 ng per mL (224.70 pmol per L) generally exclude iron deficiency anemia. 9, 10

    Iron Deficiency Anemia: Evaluation and Management - AAFP

    aafp.org
    Is iron deficiency anemia nutritional?
    Acquired iron deficiency In developing countries, iron deficiency anemia is nutritional, resulting from reduced intake of bioavailable iron (Table 1), and often associated with infections causing hemorrhages, such as hookworm infestation or schistosomiasis.

    Iron deficiency | Blood | American Society of Hematology

    ashpublications.org
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  4. Cleveland Clinic
    https://my.clevelandclinic.org/health/diseases/22824

    Iron-Deficiency Anemia: Symptoms, Treatments & Causes

     
  5. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/...

    Iron deficiency anemia - Symptoms & causes - Mayo Clinic

  6. Johns Hopkins Medicine
    https://www.hopkinsmedicine.org/health/conditions...

    Iron-Deficiency Anemia - Johns Hopkins Medicine

  7. WebMD
    https://www.webmd.com/a-to-z-guides/iron-deficiency-anemia

    Iron Deficiency Anemia (Low Iron): Symptoms, Causes, …

  8. NHLBI, NIH
    https://www.nhlbi.nih.gov/health/anemia/iron-deficiency-anemia

    Iron-Deficiency Anemia - NHLBI, NIH

  9. MedlinePlus
    https://medlineplus.gov/ency/article/000584.htm

    Iron deficiency anemia: MedlinePlus Medical Encyclopedia

  10. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/...

    Iron deficiency anemia - Diagnosis & treatment - Mayo Clinic

  11. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/anemia

    Anemia - Symptoms and causes - Mayo Clinic

  12. Medical News Today
    https://www.medicalnewstoday.com/articles/318096

    Iron deficiency anemia: Causes, symptoms, and management

  13. Harvard Health
    https://www.health.harvard.edu/a_to_z/iron-deficiency-a-to-z

    Iron Deficiency - Harvard Health

  14. Healthline
    https://www.healthline.com/health/iron …

    Iron-Deficiency Anemia: Symptoms, Causes, and …

    Feb 6, 2023 · Iron-deficiency anemia is the most common type of anemia. It occurs when your body doesn’t have enough iron, which your body needs to make hemoglobin. When there isn’t enough iron in your...

  15. Geeky Medics
    https://geekymedics.com/iron-deficiency-anaemia

    Iron Deficiency Anaemia | Causes, Symptoms - Geeky Medics

  16. NHS inform
    https://www.nhsinform.scot/.../iron-deficiency-anaemia

    Iron deficiency anaemia - Illnesses & conditions - NHS inform

  17. NHS
    https://www.nhs.uk/conditions/iron-deficiency-anaemia

    Iron deficiency anaemia - NHS

  18. American Society of Hematology
    https://www.hematology.org/.../anemia/iron-deficiency

    Iron-Deficiency Anemia - Hematology.org

  19. American Society of Hematology
    https://ashpublications.org/blood/article/133/1/30/6613/Iron-deficiency

    Iron deficiency | Blood - American Society of Hematology

  20. Verywell Health
    https://www.verywellhealth.com/iron-deficiency...

    Iron Deficiency (Low Iron) Causes and How to Treat It - Verywell …

  21. AAFP
    https://www.aafp.org/pubs/afp/issues/2013/0115/p98.html

    Iron Deficiency Anemia: Evaluation and Management - AAFP

  22. American Medical Association
    https://www.ama-assn.org/delivering-care/public...

    What doctors wish patients knew about iron deficiency

  23. Verywell Health
    https://www.verywellhealth.com/low-iron-level-causes-8662541

    5 Surprising Things That Can Contribute to an Iron Deficiency

  24. nih.gov
    https://pmc.ncbi.nlm.nih.gov/articles/PMC3105608

    Diagnosis and management of iron deficiency anemia in the 21st …

  25. AccessMedicine
    https://accessmedicine.mhmedical.com/content.aspx?...

    Iron Deficiency and Other Hypoproliferative Anemias

  26. International Journal of Obstetric Anesthesia
    https://www.obstetanesthesia.com/article/S0959-289...

    Iron deficiency and anemia in pregnancy: A call to action!

  27. nowpatient.com
    https://nowpatient.com/blog/can-iron-deficiency-cause-hair-loss

    Can iron deficiency cause hair loss? - NowPatient

  28. ResearchGate
    https://www.researchgate.net/publication/385299012...

    Hepcidin Modulators: A Potential Alternative Treatment of Iron ...