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You are here: Home / Archives for watching TV in the evening

Using Tablets and Backlit E-Readers before Bedtime Disturbs Sleep

December 23, 2014 Posted by Staff

A new study shows that iPads and other reading devices that have an integrated back light emit a type of wavelength that is shorter than the light reflected by a regular book or even an e-ink reader. Scientists found that shorter wavelengths block the release of a hormone that helps people fall asleep faster and wake up easier in the morning. The study was conducted by a research team at … [Read more...]

Filed Under: Health, Technology Tagged With: Amazon Kindle, back-lit e-readers, backlit devices, bedtime reading, blue light suppresses sleep hormone release, e-book readers affect sleep, iPads affect sleep, reading before bedtime, smartphones disturb sleep, tablets disrupt sleep, watching TV in the evening

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