“Everyone’s talking about ways to ‘stimulate your vagus nerve.’ But what actually works—and what’s just hype?” — Dr. Kevin Tracey 

Key Resources & Links  

In this second part of my conversation with Dr. Kevin J. Tracey, neurosurgeon, researcher, and one of the most cited medical experts in the world, we’re separating fact from fiction when it comes to the vagus nerve. 

If you’ve seen cold plunges, breathwork hacks, or gadgets claiming to “activate” your vagus nerve, you’ll want to hear this. Dr. Tracey explains what’s real, what’s promising, and what you can skip. We also dive into why inflammation is at the root of so many chronic conditions—and how new therapies might one day change the way we treat disease without relying on drugs. 

In this episode, you’ll learn: 

And don’t forget—we’re giving away copies of Dr. Tracey’s groundbreaking book, The Great Nerve. Winners will be chosen from listeners who share Parts 1 or 2 (or both!). Just share the link to the episode on Instagram, tag me @barbarahannahgrufferman, and you’re entered! Easy peasy! 

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And if there’s a topic or question you’d love for me to cover in a future episode, send a note to [email protected] -- I love hearing from you!    

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