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Living within your gastrointestinal tract (gut) are about 100 trillion bacterial cells—your gastrointestinal microbiota—a host of bacteria that play a vital role in your body (Ghaisas, Maher, & Kanthasamy, 2016). Your gut microbiome is responsible for a wide variety of functions that contribute to overall health and may be linked to many chronic diseases including cancer, obesity, and cardiovascular disease (Ghaisaset al., 2016; Peregrin, 2013). This fact sheet will discuss the role the gut microbiome plays in various aspects of health and how to improve your gut health.



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