Japan's prime minister says she gets just "zero to three hours" of sleep per night. NPR's Michel Martin asks Johns Hopkins' Dr. Sara Benjamin how much sleep most people need to get through the day.
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Michel Martin is a host of Morning Edition. Previously, she was the weekend host of All Things Considered and host of the Consider This Saturday podcast, where she drew on her deep reporting and interviewing experience to dig in to the week's news. Outside the studio, she has also hosted "Michel Martin: Going There," an ambitious live event series in collaboration with Member stations.