e-readers are not good for sleep - and not in the way you think

Science Daily reported that a new study from the Lighting Research Center (LRC) at Rensselaer Polytechnic University, published in the journal Applied Ergonomics, shows that a two-hour exposure to luminous back-lit displays — like e-readers — suppresses melatonin, which could then affect sleep by disturbing the body’s natural circadian rhythm.

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