Alzheimer's disease & dementia

Companion dogs may be a key to solving dementia

New research measured an Alzheimer's disease-associated peptide (Aβ42) in companion dog brains and found that higher abundance is associated with increased cognitive decline. The data support that cognitive dysfunction in ...

Psychology & Psychiatry

What happens in the brain during fear learning?

A team of researchers affiliated with multiple institutions in China and one in Germany has learned more about what happens in the brain when a person experiences fear by studying data from probes placed deep in the brains ...

Addiction

Non-invasive brain stimulation may reduce smoking

A new systematic review of randomized controlled trials has found evidence that non-invasive brain stimulation may reduce smoking frequency (number of cigarettes per day) in nicotine-dependent smokers. 

Genetics

Genetic risk for psychiatric disorders linked to brain changes

(HealthDay)—Polygenic risk scores for bipolar disorder and schizophrenia are associated with ventromedial prefrontal cortex (vmPFC) structure and function, according to a study published in the July/August issue of the ...

Neuroscience

Taking breaks while learning improves memory

We remember things longer if we take breaks during learning, referred to as the spacing effect. Scientists at the Max Planck Institute of Neurobiology gained deeper insight into the neuronal basis for this phenomenon in mice. ...

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