Neuroscience

First evidence that fear memories can be reduced during sleep

A fear memory was reduced in people by exposing them to the memory over and over again while they slept. It's the first time that emotional memory has been manipulated in humans during sleep, report Northwestern Medicine ...

Neuroscience

Sleep, Alzheimer's link explained

A good night's sleep refreshes body and mind, but a poor night's sleep can do just the opposite. A study from Washington University School of Medicine in St. Louis, Radboud University Medical Centre in the Netherlands, and ...

Neuroscience

Researchers use optogenetics to trigger REM sleep in mice

Getting enough of the right kind of sleep is crucial for keeping both body and mind healthy. Now a team of researchers at MIT has moved a step closer to being able to produce natural sleep patterns.

Neuroscience

Asleep somewhere new, one brain hemisphere keeps watch

People who go to bed wary of potential danger sometimes pledge to sleep "with one eye open." A new Brown University study finds that isn't too far off. On the first night in a new place, the research suggests, one brain hemisphere ...

Neuroscience

Deep sleep reinforces the learning of new motor skills

The benefits of a good night's sleep have become widely known, and now neuroscientists at UC San Francisco have discovered that the animal brain reinforces motor skills during deep sleep.

Neuroscience

How sleep helps brain learn motor task

You take your piano lesson, you go to sleep and when you wake up your fingers are better able to play that beautiful sequence of notes. How does sleep make that difference? A new study helps to explain what happens in your ...

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