MRI helps unravel the mysteries of sleep

Source : https://actu.epfl.ch/news/mri-helps-unravel-the-mysteries-of-sleep/

Scientists at EPFL and the Universities of Geneva, Cape Town and Bochum have joined forces to investigate brain activity during sleep with the help of MRI scans. It turns out our brains are much more active than we thought. Our state of consciousness changes significantly during stages of deep sleep, just as it does in a coma or under general anesthesia.