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 ...

Oncology & Cancer

New home test shakes up colon cancer screening

Starting Monday, millions of people who have avoided colon cancer screenings can get a new home test that's noninvasive and doesn't require the icky preparation most other methods do.

Oncology & Cancer

Study finds stool test effective for detecting colon cancer

(HealthDay)—Tests for blood in the stool can consistently detect colon cancer when used on an annual basis, and they are effective even in the second, third and fourth years of screening, a new study says.

Health

Vitamin D deficiency is widely overestimated, doctors warn

Doctors are warning about vitamin D again, and it's not the "we need more" news you might expect. Instead, they say there's too much needless testing and too many people taking too many pills for a problem that few people ...

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