Sleeping directly after learning new information may improve your memory, according to a new study.

Brigham and Women’s Hospital researchers closely evaluated 14 participants and found that they were substantially better at remembering information like faces and names of people if they were able to get up to eight hours of sleep afterward.

“We know that many different kinds of memories are improved with sleep. While a couple of studies have looked at how naps might affect our ability to learn new faces and names, no previous studies have looked at the impact of a full night of sleep in between learning and being tested,” corresponding author Dr. Jeanne F. Duffy said in a public release. “We found that when participants were given the opportunity to have a full night’s sleep, their ability to correctly identify the name associated with a face – and their confidence in their answers – significantly improved.”

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