Reactions of biochemicals underly all the functions of our body. How we turn food into energy, the function of our brains and other organs, the movement of our muscles, these all require the reactions of biochemicals inside and outside the cells of our body. A natural consequence of these reactions is the generation of free radicals, highly reactive intermediates of
Our bodies are continually exposed to pathogens such as bacteria and viruses that can cause illness if they gain entry into our body. The epithelial cells lining our nose, mouth, lungs and gut are sites where bacteria and viruses can enter the body. Fortunately these cells secrete molecules that activate the body’s own pathogen killing mechanisms and prevent these pathogens