Scientists have new insight into why we have trouble focusing after a bad night of sleep. Attention lapses when we’re sleep-deprived result from our brain’s efforts to clean itself up, a process that ...

When study participants took an attention test while sleep-deprived, their brain scans showed signs of a sleep-like state linked to the brain’s nightly cleaning process. This could be the brain’s ...

If you find it hard to focus after a wakeful night, it’s because your brain is busy trying to catch up on crucial housekeeping. Nearly everyone has experienced it—after a night of poor sleep, your ...

Nearly everyone has experienced it: After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention. A new ...

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 ...

CAMBRIDGE, MA -- Nearly everyone has experienced it: After a night of poor sleep, you don’t feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying ...

When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists discovered that these attention lapses coincide with waves of fluid washing ...

A new study has shown that sleep deprivation can inhibit the brain’s ability to suppress unwanted memories and intrusive thoughts. Scientists at the University of York, in collaboration with the ...

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Elon Musk recently bragged he’s working 120 hours a week at DOGE (leaving less than seven hours a day for literally everything else a human has to do). As in many things, Musk is an extreme case. But ...