Posts Tagged ‘sleep’

The connection between the brain, sleep and dementia

Last week, I talked about ongoing research on how sleep “deep cleans” your brain, as well as my participation in the National Geographic Channel’s documentary Sleepless in America. Meanwhile, our team of OHSU researchers, along with colleagues at the University of Rochester in New York, are plunging ahead with the story of the brain, sleep and dementia. We recently published an article in the journal Annals of Neurology that showed that the “brain cleaning system” is impaired in the aging … Read More

Sleepless in America — and the science behind it

There’s nothing quite like that feeling in your head after a long night of…no sleep. Your head feels disorganized, foggy, fuzzy, jumbled. Like it’s full of sludge left over from the night before. That’s maybe because it is. My colleagues and I have made some recent discoveries about what happens to the brain during sleep. In essence, we’ve found that the brain’s cells shrink during sleep in order to open up the space between them. That … Read More

How our brains wash away the gunk during sleep

You wake on Saturday morning, drag your body out of bed and survey your home. You had entertained houseguests the night before, and it shows. Friends and family had filled your home, loud voices and much conversation echoed within your walls and everyone went home much later than you had planned. And now it is time to pay the piper. A full Saturday’s worth of dishwashing, floor scrubbing and shelf wiping stares you back in … Read More

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OHSU Brain Institute

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