Introduction -- America's silent public health crisis -- A deeper connection -- The emerging view of a healthy gut microbiome -- Stress and brain disorders -- How diet regulates the brain-gut-microbiome network -- A broader connection: how exercise and sleep affect our microbiome -- Restoring the gut microbiome -- The key to gut health is in the soil -- The one-health concept -- A new paradigm for healthy eating

Dr. Mayer argues that it's essential we understand the profound effects of gut health on our body and offers strategies to reverse the steady upward rise of these illnesses, including a model for nutrition that puts the health of the microbiome center stage