CTV science and technology specialist Dan Riskin joins Vassy Kapelos for the weekly segment Talk Science to Me. 

Zoning out when you're overtired is a self-cleaning mechanism for the brain. Plus, how much gaming is too much gaming? 

Listen to The Vassy Kapelos podcast on the iHeart radio app, Apple Podcasts, Spotify, or wherever you listen to your podcasts. Follow us on Twitter at @VassKapelosShow and on Instagram at @VassyKapelosShow.