Sleep revs up a person's ability to discern connections among pieces of information encountered in novel situations, a new investigation finds.
So-called relational memory, a key to flexible decision making, improves as time passes after exposure to new information. It gets an extra boost from sleep, say neuroscientist Jeffrey M. Ellenbogen of Harvard Medical School in Boston and his colleagues.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.