Electrical stimulation of the brain through the vagus nerve increases the motivations to work for food, according to recent findings of a research group at the University of Tübingen. These findings, which were presented at the annual meeting of the Society for the Study of Ingestive Behavior this week in Utrecht, Netherlands, demonstrate a novel method to alter motivation to obtain food.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/brain-stimulation-enhances-motivation-to-work-for-food