Federal University of Rio de Janeiro

Dr. Maiken Nedergaard, left, points to images of brain scans of mice joined by her colleague Lulu Xie, of the University of Rochester Medical Center. (AP Photo/University of Rochester Medical Center )

Study: Good night’s sleep cleans out gunk in brain

LOS ANGELES (AP) — When we sleep, our brains get rid of gunk that builds up while we’re awake, suggests a study that may provide new clues to treat Alzheimer’s disease and other disorders. This […]

10/17/2013

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