CNN CNN Newsroom With Carol Costello January 1, 2015 14:57:00
We know ethanol alters brain's num row transmitters affecting speech motor skills and decision making skis. but despite scientist explanations drunkenness is still a bit of a mystery, roger says. >> there are good ideas. which receptors? which regions of the brain, pretty sure that not quite positive. >> reporter: if those decision making missteps lead you to have one too many you may wonder what all this boozey research has done to help glou the morning. >> the fact is that hangovers are poorly understood. that's a bummer right? you would like somebody to fix that. i would like somebody to fi...