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We all miss out on sleep now and then, but if you’re consistently losing out on shut-eye, it could lead to a health problem called sleep deprivation. Sleep deprivation means you’re not getting enough ...

Chronic sleep deprivation affects one in five adults globally and I’m one of them. It’s odd admitting that, considering my ...

Most of us have a decent working theory of what being tired looks like. Heavy eyelids. The urge to mainline coffee before 9 a.m. That cotton-wool fog that makes a simple email feel like a legal brief.

Source: l i g h t p o e t/Shutterstock After a bad night of sleep, we all typically feel distracted and off our mental game. But do you really know all the ways a lack of sleep interferes with your ...