One Silicon Valley startup that encouraged its employees to think about work 24/7 found they missed market signals, tanked deals and became too irritable to build crucial working relationships. Hill Street Studios/Blend Images/Getty Images hide caption

toggle caption Hill Street Studios/Blend Images/Getty Images

Many Grouchy, Error-Prone Workers Just Need More Sleep

  • Download
  • <iframe src="https://www.npr.org/player/embed/475287202/475696100" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Sleep Deprived: We're Recharging Our Phones, But Not Ourselves

  • Download
  • <iframe src="https://www.npr.org/player/embed/473406980/473623581" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Scenes like this, from Kolkata, are typical across some of India's biggest cities. Dibyangshu Sarkar /AFP/Getty Images hide caption

toggle caption Dibyangshu Sarkar /AFP/Getty Images

A Bad Night's Sleep Might Do More Harm Than You Think

  • Download
  • <iframe src="https://www.npr.org/player/embed/458059941/458206478" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Researchers say poor sleep quality, too much sleep and too little sleep all play a role in heart health. iStockphoto hide caption

toggle caption iStockphoto

Good Quality Sleep May Build Healthy Hearts

  • Download
  • <iframe src="https://www.npr.org/player/embed/439508475/440173600" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Workers try to remove some of the 11 million gallons of oil spilled by the Exxon Valdez off Alaska in 1989. The ship's third mate may have been up for 18 hours before the accident. Rob Stapleton/AP hide caption

toggle caption Rob Stapleton/AP

To sleep, perchance to consolidate important connections in far-flung parts of the brain. Alberto Ruggieri/Illustration Works/Getty Images hide caption

toggle caption Alberto Ruggieri/Illustration Works/Getty Images

No Rest For Your Sleeping Brain

  • Download
  • <iframe src="https://www.npr.org/player/embed/399599727/399641472" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript