Dr. Sanjay Gupta talks through the benefits and risks of cold plunges, and what the limited science tells us about its impacts on inflammation. Plus, the fascinating neuroscience behind why we itch. Producer: Jesse Remedios Medical Writer: Andrea Kane Showrunner: Amanda Sealy Senior Producer: Dan Bloom Technical Director: Dan Dzula Executive Producer: Steve Lickteig Learn more about your ad choices. Visit podcastchoices.com/adchoices