A cold plunge may get your three brains in sync

A cold plunge toggles an intracranial switch and resets your three brains. Before you jump in, your three brains are discombobulated, by the time you climb out they’re back in sync and ready to take on the world.

The first thirty to sixty seconds in an ice bath is complete panic mode. Your neocortex is completely silenced and your limbic system reigns su…