Psychology & Psychiatry

Sleep loss hijacks brain's activity during learning

Sleep is crucial for consolidating our memories, and sleep deprivation has long been known to interfere with learning and memory. Now a new study shows that getting only half a night's sleep—as many medical workers and ...

Psychology & Psychiatry

Brain stimulation may increase control of emotional actions

To function well in society, people must be able to control their emotional reactions from time to time. This usually goes well, but this control can fail, for example with aggressive behavior in traffic or in people with ...

Neuroscience

Dog and human brains process faces differently

Researchers of the Department of Ethology at Eötvös Loránd University, Hungary, discovered striking similarities and differences in how dog and human brains process visual information about others. The study was published ...

Neuroscience

Reprogramming brain cells enables flexible decision-making

Greetings without handshakes, mandatory masks in trains, sneezing into elbow crooks—the COVID-19 pandemic dramatically illustrates how important it can be for humans to shed habitual behaviors and to learn new ones. Animals, ...

Alzheimer's disease & dementia

Older people with early, asymptomatic Alzheimer's at risk of falls

Falls are the leading cause of fatal injuries in older adults, causing more than 800,000 hospitalizations and about 30,000 deaths in the U.S. every year. Some risk factors are well-known—advanced age, problems with vision ...

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