Scientists find that small regions of the brain can take micro-naps

Maybe that explains why a senior moment is not that unusual - - for high school seniors ;)

From 2011 - https://www.sciencedaily.com/releases/2011/04/110427131814.h...

> Microsleep: Brain regions can take short naps during wakefulness, leading to errors

This must be an evolving survival mechanism for meetings.