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 helps red blood cells carry oxygen from the lungs to cells all over the body. Iron also plays a role in many important functions in the body. People commonly use iron for preventing and...

Jul 25, 2024 · Iron is a key component to making sure that your body has oxygen-rich blood. That’s important for your brain, immune system and more.

Nov 11, 2025 · 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 …

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. …

Iron is a mineral that is naturally present in many foods, added to some food products, and available as a dietary supplement. Iron is an essential component of hemoglobin, an erythrocyte (red blood cell) …

Element Iron (Fe), Group 8, Atomic Number 26, d-block, Mass 55.845. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Jun 24, 2024 · Our bodies need the right amount of iron to function properly. Read about what can happen when you consume too much or too little of it.

Jun 9, 2025 · Iron is a metal that is important for both plants and animals, especially in hemoglobin. Iron comes from the word 'ferrum', and has been used by humans since ancient times. Iron is the fourth …

Iron-deficiency anemia is a common blood disorder that occurs when red blood cell counts are low due to a lack of iron. Red blood cells need iron to produce a protein called hemoglobin that helps them …