To understand the way that free radicals and antioxidants interact, you must first understand a bit about cells and molecules. So here's a (very) brief refresher course in Physiology/Chemistry 101: The human body is composed of many different types of cells. Cells are composed of many different types of molecules. Molecules consist of one or more atoms of one or more elements joined by chemical bonds.
According to recent News and Numbers from the Agency for Healthcare Research and Quality, the 10 most expensive medical conditions of the nation cost almost about $500 billion to treat in 2005. The bad news is that the trend is still rising.
