Gut-Brain Axis: The Influence of the Microbiome on Mental Health and Behavior Content 1. What is the gut microbiome? 2. Gut-Brain Axis 3. Microbiome and ADHD 3.1 What is ADHD? 3.2 How is the gut connected to ADHD? 4. Microbiome and Depression 4.1 What is Depression?...