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 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 overview for health professionals. Research health effects, dosing, sources, deficiency symptoms, side effects, and interactions here.
Learn more about Iron uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain Iron.
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 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.
Iron is a fundamental metal element used in many industries due to its strength, versatility, and ability to be shaped into various forms. Different types of iron, such as steel, cast iron, and wrought iron, each has its unique properties and uses. Industries like construction, manufacturing, and transportation rely heavily on iron for building structures, making tools, and producing machinery ...