Health

Toxic combination of air pollution and poverty lowers child IQ

Children born to mothers experiencing economic hardship, who were also exposed during pregnancy to high levels of PAH (polycyclic aromatic hydrocarbons), scored significantly lower on IQ tests at age 5 compared with children ...

Psychology & Psychiatry

Declining intelligence in old age linked to visual processing

Researchers have uncovered one of the basic processes that may help to explain why some people's thinking skills decline in old age. Age-related declines in intelligence are strongly related to declines on a very simple task ...

Health

US Supreme Court set for death row IQ appeal

A Florida inmate is challenging the US state's use of a rigid IQ number to determine intellectual disability, in a case that spotlights the issue of the mentally ill on death row.

Psychology & Psychiatry

Blood vessels in the eye linked with IQ, cognitive function

The width of blood vessels in the retina, located at the back of the eye, may indicate brain health years before the onset of dementia and other deficits, according to a new study published in Psychological Science, a journal ...

Psychology & Psychiatry

Motion quotient: IQ predicted by ability to filter motion (w/ video)

A brief visual task can predict IQ, according to a new study. This surprisingly simple exercise measures the brain's unconscious ability to filter out visual movement. The study shows that individuals whose brains are better ...

Psychology & Psychiatry

Debunking the IQ myth

(Medical Xpress)—You may be more than a single number, according to a team of Western-led researchers. Considered a standard gauge of intelligence, an intelligence quotient (IQ) score doesn't actually provide an accurate ...

Medications

FDA warns pregnant women about migraine drugs

(HealthDay)—Pregnant women who struggle with migraine headaches should never use medicines containing the ingredient valproate because they can lower the IQ scores of their children, the U.S. Food and Drug Administration ...

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