What Memories Are Made Of

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 Sen ...  Show more

For centuries, humans have tried to repair and replace our body parts -- from brass noses and pig organs to today’s lab-grown tissue. So where do we stand now? Sanjay sits down with author Mary Roach to discuss her newest book, Replaceable You: Adventures in Human Anatomy, which ...  Show more

We often think about our memories as a record of the past – but what if they’re only a selective and evolving version of it? Today’s guest is a world-leading memory expert who has a surprising message: we’re not supposed to remember everything. In fact, our brains are designed to ...  Show more

Gwyneth is joined by the author of Why We Remember to talk about how memory works, how it shapes our identities, and what makes something memorable. Ranganath explains what he's learned from studying the brain and how it processes certain events, and he shares the short- and long ...  Show more

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Understanding the difference between 'normal' forgetfulness and actual memory loss, practical ways to stave off Alzheimer's disease ...

Can memory improvement unlock a better life? Neuroscientist Charan Ranganath reveals how memory intertwines with happiness, relationships, creativity, and meaning. In his new book Why We Remember: ...