The vagal nerve is a long nerve in your body that helps control various important functions, like digestion and heart rate. It works like a communication line between your brain and body, allowing them to send signals to each other. Full definition
In your feature on vagal nerve stimulation, HeartMath's Inner Balance Sensor was described and, apparently, recommended (13 July, p 46). (newscientist.com)
Indeed, it was recently shown that favorable mood after consuming other Lactobacillus sps was abolished after surgical transection of vagal nerve connections to viscera [26]. (journals.plos.org)
Research indicates that low vagal nerve tone alters the migrating motor complex in the gut, reducing gastrointestinal motility and thus allowing bacteria to flourish in the small intestine. (kresserinstitute.com)