Home » Archives by category » Psychology news (Page 286)

Elevated stress hormones linked to higher risk of high blood pressure and heart events

In a study of more than 400 adults with normal blood pressure, those who had high levels of stress hormones detected in their urine were more likely to develop high blood pressure over the next 6-7 years. Higher levels of the stress hormone cortisol we…

Who’s in cognitive control?

A new study into cognitive control promises to be the first of many aimed at understanding its origins in the brain and its variations between people and among groups.

Brain molecule helps ‘wake up’ cells that could help tackle MS and similar diseases

An immunological molecule called fractalkine can boost the production of brain cells that produce myelin, a key factor in diseases such as multiple sclerosis, according to recent research.

Preventing the long-term effects of traumatic brain injury

Researchers have identified a specific molecule in a part of the brain called the thalamus that plays a key role in secondary effects of traumatic brain injury, such as sleep disruption, epileptic activity, and inflammation. They also showed that an an…

How serotonin curbs cocaine addiction

By identifying the role of serotonin during cocaine use, scientists explain why only one in five persons becomes addicted to this drug.

Learning by doing: How the brain’s motor system can support vocabulary learning

Neuroscientists present new findings on how the motor cortex can help learn foreign vocabulary more quickly. The new data suggests that learning techniques that involve the performance of gestures instead of simple audio or visual information can benef…

Behind the scenes, brain circuit ensures vision remains reliable

As mice watched movies, neuroscientists watched their brains to see how vision could be represented reliably. The answer is that consistency in representation is governed by a circuit of inhibitory neurons.

What the brain shows: The benefits of virtual reality in creative arts therapies

Researchers examined the differences in prefrontal cortex (PFC) activation between two distinct drawing tasks in virtual reality. Results of the study indicated significant differences between a rote tracing task and a creative self-expression task, wi…

New information on the early stages of dementia with Lewy bodies

Results from a new study reinforce the notion that dementia with Lewy bodies can be pathologically classified into two different disease types.

New study puts focus on early symptoms of Huntington’s disease

Psychiatric and cognitive symptoms emerge at an early stage in Huntington’s disease. However, research so far has mainly focused on movement impairment, a symptom associated with the more advanced stages of the disease. A new study now shows that the e…