This isn’t just anecdotal. Science backs it up. Researchers have found that participants who took coffee naps performed significantly better on driving tests than those who only drank coffee or napped ...

When missing out on sleep, many of us turn to caffeine (hello, coffee) to give us the much needed boost to power through ...

Exercise has proven benefits for all areas of physical and mental health, and that includes sleep quality. A new study ...

David Benavides, a board-certified sleep medicine physician, told Newsweek when you should cut off coffee consumption and why.

But experts think it could happen when a person is woken during non-REM sleep, due to changes in blood flow, or because of higher levels of adenosine. Some speculate it helps to protect sleep that ...

Once there, they bind to receptors normally paired with adenosine, a neurotransmitter that encourages sleep. This action blocks adenosine from reaching those receptors thereby inhibiting sleepiness.