As described in Chapter 2, probiotics are known as the "good" bacteria found in our bodies. These living microorganisms are able to alter the body's bacterial colonies in order to generate health benefits on its host when given in proper amounts. These microorganisms can be beneficial because they are able to find a place inside the body's digestive tract and modify its ways of functioning. These actions, in turn, could possibly reduce digestive problems, such as colon cancer and ulcers. Probiotics may also be able to reduce allergies and improve immunity and resistance to infections. Many also believe that probiotics could potentially speed the treatment of certain intestinal infections, prevent or reduce the severity of colds and flu, and
