Neuroscience

Researchers devise a way to manipulate a rat's dreams

(Medical Xpress)—Cognitive scientists working at MIT have devised a means for not only altering the dreams of rats, but of demonstrating a way of testing what they've achieved, offering evidence that it can be done, and ...

Alzheimer's disease & dementia

Decreased deep sleep linked to early signs of Alzheimer's disease

Poor sleep is a hallmark of Alzheimer's disease. People with the disease tend to wake up tired, and their nights become even less refreshing as memory loss and other symptoms worsen. But how and why restless nights are linked ...

Medical research

Sleep shows how risk-seeking people may be

Each person has their own individual sleep profile which can be identified by the electrical brain activity during sleep. Researchers at the University of Bern have now demonstrated that the brain waves during periods of ...

Neuroscience

Synchronized brain waves enable rapid learning

The human mind can rapidly absorb and analyze new information as it flits from thought to thought. These quickly changing brain states may be encoded by synchronization of brain waves across different brain regions, according ...

page 4 from 34