News tagged with brain activity

Related topics: brain , functional magnetic resonance imaging , brain regions , brain function , brain images




Return-to-play decisions should commonly follow post-exertion neurocognitive testing, researchers find

(Medical Xpress)—Too many athletes may be going back onto the field, court or rink too soon after a concussion, according to a new study that recommends athletes undergo post-exertion neurocognitive testing before being ...

Health created Jan 31, 2013 | popularity not rated yet | comments 0

Brain activity study lends insight into schizophrenia

Magnetic fields produced by the naturally occurring electrical currents in the brain could potentially be used as an objective test for schizophrenia and help to better understand the disease, according to new research published ...

Psychology & Psychiatry created Jan 30, 2013 | popularity not rated yet | comments 0 | with audio podcast

Study shows how brain cells shape temperature preferences

While the wooly musk ox may like it cold, fruit flies definitely do not. They like it hot, or at least warm. In fact, their preferred optimum temperature is very similar to that of humans—76 degrees F.

Neuroscience created Jan 29, 2013 | popularity not rated yet | comments 0 | with audio podcast

In-brain monitoring shows memory network

Working with patients with electrodes implanted in their brains, researchers at the University of California, Davis, and The University of Texas Health Science Center at Houston (UTHealth) have shown for ...

Neuroscience created Jan 29, 2013 | popularity 5 / 5 (6) | comments 7 | with audio podcast

Even the brains of people with anxiety states can get used to fear

Fear is a protective function against possible dangers that is designed to save our lives. Where there are problems with this fear mechanism, its positive effects are cancelled out: patients who have a social ...

Psychology & Psychiatry created Jan 29, 2013 | popularity 4 / 5 (1) | comments 1

Tests conducted on Israel's Ariel Sharon reveal significant brain activity

A team of American and Israeli brain scientists tested former Israeli Prime Minister Ariel Sharon to assess his brain responses, using functional magnetic resonance imaging (fMRI). Surprisingly, Sharon showed ...

Neuroscience created Jan 29, 2013 | popularity 5 / 5 (1) | comments 0

fMRI study uncovers neural mechanism underlying drug cravings

Addiction may result from abnormal brain circuitry in the frontal cortex, the part of the brain that controls decision-making. Researchers from the RIKEN Center for Molecular Imaging Science in Japan collaborating with colleagues ...

Neuroscience created Jan 28, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Science needs a second opinion: Researchers find flaws in study of patients in 'vegetative state'

A team of researchers led by Weill Cornell Medical College is calling into question the published statistics, methods and findings of a highly publicized research study that claimed bedside electroencephalography (EEG) identified ...

Neuroscience created Jan 24, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

'Connection error' in the brains of anorexics

When people see pictures of bodies, a whole range of brain regions are active. This network is altered in women with anorexia nervosa. In a functional magnetic resonance imaging study, two regions that are ...

Psychology & Psychiatry created Jan 24, 2013 | popularity 4 / 5 (1) | comments 0

Socially isolated rats are more vulnerable to addiction, report researchers

Rats that are socially isolated during a critical period of adolescence are more vulnerable to addiction to amphetamine and alcohol, found researchers at The University of Texas at Austin. Amphetamine addiction ...

Neuroscience created Jan 23, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Astrocytes identified as target for new depression therapy

Neuroscience researchers from Tufts University have found that our star-shaped brain cells, called astrocytes, may be responsible for the rapid improvement in mood in depressed patients after acute sleep deprivation. This ...

Psychology & Psychiatry created Jan 23, 2013 | popularity not rated yet | comments 0 | with audio podcast

Scientists find gene interactions that make cocaine abuse death eight times more likely

Scientists have identified genetic circumstances under which common mutations on two genes interact in the presence of cocaine to produce a nearly eight-fold increased risk of death as a result of abusing the drug.

Genetics created Jan 22, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

How the brain copes with multi tasking alters with age

The pattern of blood flow in the prefrontal cortex in the brains alters with age during multi-tasking, finds a new study in BioMed Central's open access journal BMC Neuroscience. Increased blood volume, measured using oxygen ...

Neuroscience created Jan 17, 2013 | popularity not rated yet | comments 0

Understanding personality for decision-making, longevity, and mental health

Extraversion does not just explain differences between how people act at social events. How extraverted you are may influence how the brain makes choices – specifically whether you choose an immediate or delayed reward, ...

Psychology & Psychiatry created Jan 17, 2013 | popularity 5 / 5 (3) | comments 0

Implicit race bias increases the differences in the neural representations of black and white faces

Racial stereotypes have been shown to have subtle and unintended consequences on how we treat members of different race groups. According to new research published in Psychological Science, a journal of the Association for Psyc ...

Psychology & Psychiatry created Jan 17, 2013 | popularity not rated yet | comments 0