9 Tech Habits That Can Wreck Your Body (and How to Break Them)

Smarter ways to use your phone, computer and tablet
mobile phone Photo: Photo Africa/Shutterstock
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Seeing lights

If you text or surf right before bed, that little glow from your phone or tablet can really mess up your sleep. Light stimulates the parts of the brain that control factors such as the production of melatonin, a hormone that helps tell you it’s time to be sleepy. To get your ZZZs, either turn down the brightness on your screens or, better yet, keep them out of the bedroom completely.