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Sufficient sleep is essential to your mind and brain and there is simply no substitute for sleep.

There is no denying the importance of sleep.

What can be done to substitute for a lack of sleep?

For many years, scientists have known that sleep deprivation reduces the ability to maintain attention. When asked to monitor a computer screen and press a button whenever a red dot appears – a pretty simple task – participants who are sleep deprived are much more likely to have lapses in attention. They don’t notice a bright red dot and fail to respond within a half-second. These lapses in attention are due to a buildup in pressure to sleep and are more common at points in the...

Philippine Canadian Inquirer Can coffee or a nap make up for sleep deprivation? A psychologist explains why there’s no substitute for shut-eye

Sufficient sleep is essential to your mind and brain, and there is simply no substitute for sleep.

A cup of coffee might provide you some pep, but it won't fully make up for lost sleep. nopponpat/iStock via Getty Images PlusThere is no denying the importance of sleep. Everyone feels better after a good night of sleep, and lack of sleep can have profoundly negative effects on both the body and the brain. So what can be done to substitute for a lack of sleep? Put another way, how can you get less sleep and still perform at your peak? As a psychologist who studies the ways in which sleep be...

Kimberly Fenn’s profile on The Conversation

There is no denying the importance of sleep. Everyone feels better after a good night of sleep, and lack of sleep can have profoundly negative effects on both the body

A psychologist delves into the effects of sleep deprivation, exploring potential remedies, such as caffeine and naps.