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This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.
There's growing concern among experts that the proliferation of glowing gadgets like computers may fool your brain into thinking that it's still daytime after the sun has gone down. Exposure during the night can disturb sleep patterns and exacerbate insomnia.
Such concerns are not new -- Thomas Edison may have created these problems when he invented the light bulb. But the problem has grown worse thanks to the popularity of Apple's new slate computer, the iPad.