Sleepiness negatively impacts mood and impairs the integration of emotion and cognition when making moral judgments, even to the extent of planning revenge, a UALR psychology professor said in a research abstract presented at the SLEEP 2011 conference in Minneapolis, Minn. Dr. David Mastin, associate professor of psychology i…

Study findings suggest shut-eye lets brain process information Got a big decision to make and thinking about sleeping on it? A new study suggests that might be a good idea; it found that people did a better job of learning a game when they got some shut-eye afterward. The research doesn’t prove that sleep will [...]

Every day almost every person on earth sleeps, yet many questions remain about this state of suspended consciousness and what it actually accomplishes. We still don’t know why we need shut-eye every night, just that we do. Different myths and explanations have sprung up about all aspects of sleep, from dreams to what it…

The brain changes during the teen years, for instance by pruning away connections that no longer seem needed. By measuring the brainwave signals of sleeping teens ages 15-16 and again a few years later, researchers found that the process does not appear to slow as teens approach adulthood. PROVIDENCE, R.I. [Brown University] …

A new study finds that a brain rhythm considered the hallmark of wakefulness not only persists inconspicuously during sleep but also signifies an individual’s vulnerability to disturbance by the outside world. In their report in the March 3 PLoS One, the team from the Massachusetts General Hospital (MGH) Division of Sle…