Sage Insights for Your Health

A lot of attention has been given to the gut-brain connection lately and for good reason. There are three main aspects of the gut-brain axis: the enteric nervous system, the vagus nerve and neurotransmitters. Let's dive into some key points around this critical system in the body.  Role of the Enteric Nervous System and Vagus Nerve The Enteric Nervous System (ENS) is one of three divisions of the autonomic nervous system (automatic responses) and is located in our guts. While the ENS works directly with the central nervous system, it can act independently of the brain and spinal cord, hence its nickname "the second brain".  The vagus nerve is integral to this system and forms a bidirectional communication channel between the brain and the ENS. Key functions of the vagus nerve include regulation of: Digestion Heart rate, blood pressure and respiration Immune system responses Mood Mucus and saliva production Skin and muscle sensations Speech Taste Urine output Neurotransmit...