A woman who took a Xanax pill before her flight was surprised to wake up ... a deep sleep on the flight after taking the pill and that the cabin crew had a hard time waking her up after everyone ...

The research team said it plans to explore how sleep and wake dynamics influence the learning of other complex cognitive tasks. Dr. Brian Licuanan, a board-certified clinical psychologist in ...

Sleep does not just mean a time to rest, he suggested. "It is also an active, transformative state of the brain," he said. The research team said it plans to explore how sleep and wake dynamics ...