Is there science behind the ‘nervous system reset’?

On social media, the vagus nerve often gets billed as the gateway to nervous system nirvana: It’s your ticket to better rest, relaxation, and health if you “stimulate” it correctly. Where did this idea come from, and what does the research say? In March, Host Flora Lichtman talked with neurosurgeon Kevin Tracey, a pioneer of a field called bioelectronic medicine, which uses techniques to stimulate the nervous system with electricity. Back in the 1990s, he was the first to discover that the vagus nerve regulates the immune system and inflammation. Guest: Dr. Kevin Tracey is a neurosurgeon, and president and CEO of the Feinstein Institutes for Medical Research at Northwell Health. He is the author of The Great Nerve. *Transcript will be available after the show airs on* sciencefriday.com. Subscribe to this podcast. *Follow our show on* Instagram*,* TikTok*,* Facebook*, and* Bluesky *@scifri and* sign up for our newsletters*. Got a science question that’s keeping you up at night? Call us:* [*877-472-4374*]() Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.