In the Masterclass on Sleep and Brain Health, we saw that chronic short sleep impairs mental alertness and can provoke micro-sleeps. Mental alertness was measured using the PVT task (see a dot, press the button) and as sleep deprivation increased, the participants became slower to press the button. This brand new study identifies what happens […] The post Your Brain Slows Down from Lack of Sleep appeared first on The Neuroscience School .