Neuroscience

Brain scans show we take risks because we can't stop ourselves

A new study correlating brain activity with how people make decisions suggests that when individuals engage in risky behavior, such as drunk driving or unsafe sex, it's probably not because their brains' desire systems are ...

Diseases, Conditions, Syndromes

COVID testing programs may increase risky behavior, study finds

Frequent, mandatory surveillance testing was one of the techniques deployed in some jurisdictions in an attempt to control COVID-19, but new research shows that such testing may have the unintended consequence of yielding ...

Psychology & Psychiatry

Risk-taking behavior has a signature in the brain, big data shows

What makes one person drive above the speed limit while another navigates steadily in the right lane? What motivates someone to leave a job with a steady paycheck to launch their own business while the other sticks to one ...

Genetics

Scientists identify 35 genes associated with cannabis use

A large-scale genetic study found that some of the same genes associated with the use of cannabis are also associated with certain personality types and psychiatric conditions. The study, published in Nature Neuroscience, ...

Health

Video game boosts sex health IQ and attitudes in minority teens

A videogame designed by Yale researchers to promote health and reduce risky behavior in teens improves sexual health knowledge and attitudes among minority youth, according to a new study. The findings validate the value ...

Neuroscience

Scientists pinpoint brain circuit for risk preference in rats

Investigators at Stanford University have identified a small group of nerve cells in a specific brain region of rats whose signaling activity, or lack of it, explains the vast bulk of differences in risk-taking preferences ...

Neuroscience

Experimenting preteens may have different brain processes

Preteens who experiment or explore new things may have brain processes that work differently than those of preteens who do not, according to a study released today that will be presented at the American Academy of Neurology's ...

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