Your Brain Is Not Meant to Be Awake After Midnight Scientists have evidence that our brains are NOT meant to be awake AFTER MIDNIGHT Your internal biological circadian clock is tuned towards sleep when the sun sets Staying up triggers changes in the brain that may lead to more impulsive behavior and high-risk decisions . . . including drinking, overeating, gambling, and criminal activity We talk about our own sleep habits Recorded August 10, 2022 with Tim Hattrick, Ben Campbell and Brooke Hoover