Kindles & iPads Are Not Good for Your Sleep


It goes without saying that we all need to get proper amount of sleep each night to stay sharp the next day. Reading at night can be a lot of fun, but did you know that your Kindle or iPad could be contributing to your sleep issues? A recent study has shown that people who use e-readers and tablets at night sleep fewer hours. The blue glow emitted by these devices can mess up your body’s natural cycle.

During a two-week study, 12 participants used e-books and printed books for four hours before bedtime. The iPad readers experienced reduced levels of melatonin, which plays a role in inducing sleepiness. Penn State and Harvard universities are behind this study. I would love to see more data on this, but the effects of blue light on the human body are well known.

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