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Iron deficiency, or sideropenia, is the state in which a body lacks enough iron to supply its needs. Iron is present in all cells in the human body and has several vital functions, such as carrying oxygen to the tissues from the lungs as a key component of the hemoglobin protein, acting as a transport medium for electrons within the cells in the form of cytochromes, and facilitating oxygen ...
Iron-deficiency anemia is anemia caused by a lack of iron. [3] Anemia is defined as a decrease in the number of red blood cells or the amount of hemoglobin in the blood. [3] When onset is slow, symptoms are often vague such as feeling tired, weak, short of breath, or having decreased ability to exercise. [1]
An analysis of data from more than 8,000 adults in the U.S. revealed that 14% had low iron blood levels, ... Low iron levels in a pregnant woman have been associated with long-term cognitive ...
Anemia can be temporary or long term and can range from mild to severe. [6] Anemia can be caused by blood loss, decreased red blood cell production, and increased red blood cell breakdown. [1] Causes of blood loss include bleeding due to inflammation of the stomach or intestines, bleeding from surgery, serious injury, or blood donation. [1]
“Iron pills may cause side effects such as stomach upset or constipation among some people,” says Melissa Azzaro, RDN, a registered dietitian specializing in hormonal health. “Some forms of ...
What causes low iron? ... and that can cause iron deficiency over long periods of time,” says Cunningham. ... Constipation and an upset stomach are among the most common side effects associated ...
Iron supplements, also known as iron salts and iron pills, are a number of iron formulations used to treat and prevent iron deficiency including iron deficiency anemia. [11] [12] For prevention they are only recommended in those with poor absorption, heavy menstrual periods, pregnancy, hemodialysis, or a diet low in iron.
The World Health Organization defines low ferritin in adults as below 15 nanograms per milliliter, but in clinical practice, iron deficiency may be diagnosed when ferritin is below 30 nanograms ...