Chemically, the most common oxidation states of iron are iron (II) and iron (III). Iron shares many properties with other transition metals, including the other group 8 elements, ruthenium and osmium. Iron forms compounds in a wide range of oxidation states, −2 to +7.
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), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to aluminum among the metals.
Iron is important for healthy brain development and growth in children, and for the normal production and function of various cells and hormones. Iron from food comes in two forms: heme and non-heme. Heme is found only in animal flesh like meat, poultry, and seafood.