Health

Nutritionist offers advice on iron supplementation

Iron deficiency is common and can be debilitating. It mainly affects women. One in three premenopausal women are low in iron compared to just 5% of Australian men. Iron deficiency particularly affects teenage girls, women ...

Diseases, Conditions, Syndromes

Evidence is still lacking for iron deficiency screening in pregnancy

The U.S. Preventive Services Task Force (USPSTF) concludes that the current evidence is insufficient to weigh the balance of benefits and harms for recommending screening for iron deficiency and iron deficiency anemia in ...

Health

What your nails can tell you about your health

When I was a medical student, nails were one part of my anatomy course that I really struggled with. I found it difficult, at first, to stomach the sight of painful nail injuries.

Oncology & Cancer

Preclinical study explores approved drug for ovarian cancer

An iron-binding drug that is already approved for treatment of other diseases could provide a novel way to attack ovarian tumors, according to a new study led by Weill Cornell Medicine researchers. The preclinical study, ...

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Iron

Iron (pronounced /ˈаɪ.ərn/) is a chemical element with the symbol Fe (Latin: ferrum) and atomic number 26. Iron is a group 8 and period 4 element. Iron and iron alloys (steels) are by far the most common metals and the most common ferromagnetic materials in everyday use. Fresh iron surfaces are lustrous and silvery-grey in colour, but oxidise in air to form a red or brown coating of ferrous oxide or rust. Pure single crystals of iron are soft (softer than aluminium), and the addition of minute amounts of impurities, such as carbon, significantly strengthens them. Alloying iron with appropriate small amounts (up to a few per cent) of other metals and carbon produces steel, which can be 1,000 times harder than pure iron.

Iron-56 is the heaviest stable isotope produced by the alpha process in stellar nucleosynthesis; heavier elements than iron and nickel require a supernova for their formation. Iron is the most abundant element in the core of red giants, and is the most abundant metal in iron meteorites and in the dense metal cores of planets such as Earth.

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