What may cause iron deficiency?!

Bleeding/poor intake. The most common cause is bleeding, which could be "normal" like a woman with periods or abnormal bleeding as in the GI tract. That could be from gastritis, ulcers, abnormal blood vessels, diverticuli (small pockets in the intestines), or tumors (benign or malignant). Also very low iron in the diet (no red meat or green leafy vegetables) or failure to absorb iron from the GI tract can do it.
Iron deficiency. Lack of intake of iron or abnormal loss of iron (through the loss of or leakage of blood) is the way to look at this issue. I.

Related Questions

What may cause iron deficiency? And what may cause vitamin d deficiency?

Read on. Vitamin d deficiency is caused by lack of intake from milk or milk products and by lack of exposure to sunlight. Iron deficiency is caused by lack of iron intake in diet or loss of blood from heavy menstrual periods, surgery, injury. Read more...
Iron and Vitamin D. Iron deficiency is usually inadequate intake of iron in diet, or absorption problems, or loss of blood such as menstruation. Vitamin d deficiency is usually inadequate intake or lack of enough sunlight. Sunlight is needed to convert cholecalciferol into 25 hydroxycholecalciferol. The kidney takes the 25 and adds another hydroxy to make active vitamin d3- 1.25 dihydroxycholecalciferol. I. Read more...

How can eating ice can cause iron deficiency?

It can NOT. Iron deficiency is mostly from blood loss such as heavy menstrual bleeding or child birth. Hookworm is an important cause in some places. Injuries, intestinal bleeding, major surgery, frequent blood donations are also causes. Read more...
Does not cause. It is stated that people who are iron deficient tend to chew on ice. Chewing on ice does not cause iron deficiency. Read more...

What problems can be caused by iron deficiency?

Anemia. Iron is critical to making hemoglobin. Iron deficiency cause anemia. If it is low, it can be due to several causes and should be investigated carefully. See your doc right away if you think you are low in iron and/or anemic. Read more...

Does tea cause iron deficiency?

No. Tea or toast does not cause iron deficiency at all. But if you live off pretty much just things like tea, toast, alcohol, etc., then you will become iron deficient from lack of nutrients, including iron. Read more...
Tea & low iron. Tea doesn't cause iron deficiency, but it can block the absorption of the iron in vitamins or food if you take them together. Calcium in milk can also block the absorption of iron. Vitamin c improves iron absorption. Read more...

Can extreme iron deficiency cause pots?

Probably not. Postural tachycardia syndrome is complex overlapping syndrome of unknown causes. Cfs/fm are a part of this array. You and your doc should be able to correct you iron levels, once stable if the pots goes away, that is a 1 to 1 relationship. If when the iron is correct and you still having pots, you need to balance yourself and get a 2nd opinion. Begin a self-care w a wellness program. See my page. Read more...
POTS. If you mean postural orthostatic tachycardia syndrome, the answer is no. Pots is a dysautonomic problem, where a change from lying down to an upright position causes an abnormally large increase in heart rate (tachycardia). Though these symptoms can happen with low blood volume & iron deficiency anemia, pots is not related to amount of blood volume, or the oxygen-carrying capacity of the blood. Read more...