Human deep sleep facilitates cerebrospinal fluid dynamics linked to spontaneous brain oscillations and neural events

Proceedings of the National Academy of Sciences, Volume 122, Issue 41, October 2025. <br/>SignificanceSleep is indispensable to our life, but its functions remain a significant mystery in the field of neuroscience. One of the most enigmatic issues in sleep is whether and how sleep regulates the cerebrospinal fluid (CSF). The present study …