What's your bedtime ritual? If you're like us, you probably scroll through your phone, maybe checking social media, catching up on Curiosity, or playing a game. When you're done, you set your alarm app and plug in your device to charge. Does that ritual ever last beyond your bedtime? What about when you wake up in the middle of the night — do you ever check your phone then? If your answer to these questions is yes, you're not alone. And according to science, that's ruining your sleep.
Now I Tweet Me Down to Sleep
Blue Light, Begone!
What Happens When You Check Your Smartphone Before Bed
Key Facts In This Video
The stream of photons emitted from a phone screen at night tells your brain to stay awake. 00:15
A bright phone screen tells your brain that it is not time to create melatonin yet to induce sleep. 00:28
The vast majority of people need 7-9 hours of sleep every night. 01:10
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