What happens to your body when you're under anesthesia?

Picture a relaxing scene. Maybe a beach in Tahiti, your toes in the sand, a cold drink in hand. Now imagine your favorite music playing in the background.

If Dr. Alopi Patel were your anesthesiologist, that's exactly what she'd have you do while you waited on an operating table for surgery. Today, she takes us on a journey through the history and science of this cornerstone of modern medicine.

Curious about other breakthroughs in the history of science? Let us know by emailing shortwave@npr.org!

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