Volunteers who read from an iPad before bed took longer to fall asleep and had less restful nights than when they read from a printed book. Dina Fine Maron reports.
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- Published23 December 2014 at 11:01 UTC
- Length2 min
- RatingClean
Volunteers who read from an iPad before bed took longer to fall asleep and had less restful nights than when they read from a printed book. Dina Fine Maron reports.