Why Do We Need Eight Hours of Sleep?

Why Do We Need Eight Hours of Sleep?

July 10, 2026 · 11 min

About this episode

This episode discusses the importance of sleep and features an interview with Dr. Sanjay Gupta.

On this week's Summer Friday episode of CNN10: An update from an aircraft carrier in the Straight of Hormuz after the ceasefire between the U.S. and Iran effectively ended because new strikes erupted this week. Then, we sit down for a candid conversation with Dr. Sanjay Gupta about all things sleep... and how many hours are optimal for your brain. Finally-- we'll show you one teen's thrift find of a lifetime, before highlighting your "10 out of 10" moments on this July 10th. All this and more on this week's CNN10! Learn more about your ad choices. Visit podcastchoices.com/adchoices

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Host: CNN 10

Guest: Dr. Sanjay Gupta

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Mentioned in this episode

Organizations: CNN

Places: Straight of Hormuz, U.S., Iran

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