Iron is a chemical element; it has symbol Fe (from Latin ferrum 'iron') and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of Earth's outer and inner core. It is the fourth most abundant element in the Earth's crust. In its metallic state it was mainly deposited by ... Iron deficiency anemia is a common type of anemia. Anemia is a condition in which the blood doesn't have enough healthy red blood cells. Red blood cells carry oxygen to the body's tissues. Not getting enough iron can cause iron deficiency. So can losing blood from having periods or bleeding inside the body. Without iron, the body can't make enough of the part of red blood cells that lets them ... Iron (Fe) is a chemical element and one of the transition elements. It is the most widely used and least expensive metal. Iron makes up 5 percent of Earth’s crust and is second to aluminum in abundance among the metals. Because it is the chief constituent of Earth’s core, iron is the most abundant element in Earth as a whole. Iron is an essential nutrient. So essential, in fact, that foods from infant formula to breakfast cereal are often fortified with iron. Learn why it matters so much and how to make sure you’re ... Iron is a major component of hemoglobin, a type of protein in red blood cells that carries oxygen from your lungs to all parts of the body. Without enough iron, there aren’t enough red blood cells to transport oxygen, which leads to fatigue. Iron is also part of myoglobin, a protein that carries and stores oxygen specifically in muscle tissues. For related background details, please refer to our report on omc throttle control box diagram.

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