Psychology & Psychiatry

A positive boost to the immune system

(Medical Xpress)—A positive attitude can improve your immune system and may help you live longer, according to a University of Queensland study.

Neuroscience

Discovery sheds light on where visual memories are born

"When a tiger starts to move towards you, you need to know whether it is something you are actually seeing or whether it's just something that you remember or have imagined," says Prof. Julio Martinez-Trujillo of McGill's ...

Health

Our dependence on digital devices may affect sleep and memory

As smartphones have become ubiquitous, parents and teachers have voiced concerns that a technology-rich lifestyle is doing youngsters harm. Research on this question is still in its infancy, but other branches of study can ...

Health

Health survey ranks U.S. last among rich peers

For the fifth time in a decade, the United States is the sick man of the rich world. But recent health reforms and increased health technology spending may provide a cure in the coming years.

Neuroscience

Map of brain connections provides insight into olfactory system

The processing of sensory information in the brain involves a complex network of neural connections specific to each type of sensory input. Much is known about the neural wiring associated with most senses, but the deeper ...

Immunology

Protein identified as important trigger of antiviral response

Cells have to protect themselves: against damage in their genetic material for one thing, but also against attack from the outside, by viruses for example. They do this by using different mechanisms: special proteins search ...

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