Almost all of us will be faced with the need to take an antibiotic at some time. Certainly they are overused in many instances, but can also be life-saving. Besides killing the bacteria that are causing the infection, antibiotics can also wreak havoc with the gut microbes. If you think of your gut flora like a tropical rainforest with vast diversity, think of antibiotics as a slash and burn therapy that does not discriminate between friendly probiotic strains and pathogenic invaders. It i...