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Catherine Price: Can You Live Without Your Phone?

House Calls with Dr. Vivek Murthy

CHAPTER

The Impact of Phone Use on Sleep

Many people check their phones right before bed or they get up in the middle of the night. Blue light emitted by phones and screens is the same as daylight. You're telling your brain that it's time to wake up, essentially giving yourself jet lag. And even if you wear blue light filtering glasses, chances are you're not spending enough time watching videos or doing something emotionally stimulating like reading email or working on a project.

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