Iron is necessary to maintaining a healthy body, but did you know too much can actually be dangerous?
Toddlers and slightly older children are prone to chew on things that make adults react with alarm. However, for many children between the ages of two and three, compulsively eating non-food items is an eating disorder known as pica. Learn more on this Moment of Science.
Vitamin C does a lot of good things for the body. It prevents diseases like scurvy, can lower the risk of certain forms of heart disease, and it is beneficial to people with anemia and iron deficiency.