A Boston University study has discovered how a fluid that runs through our brains at night could remove Alzheimer's toxins.
to lie down in an MRI machine and fall asleep. This sounds a lot simpler than it actually is. MRI machines make quite a bit of noise, and when your head is plugged up to different scanners and tubes, falling asleep in this alien environment is no easy feat. Once the volunteers were asleep, however, the team was able to gather enough information to show that
"during sleep, there are these really large, slow waves occurring maybe once every 20 seconds of CSF washing into the brain,"Earlier studies on mice previously demonstrated how CSF increased when they slept and removed many toxins, some of which are linked to. Now that Lewis' team has discovered this also takes place in humans, this could make for some big changes in the medical world.
From this, the team was able to make another discovery — that an electrical wave triggered each cycle.
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