Brain shrinks years before Alzheimer's appears
Brain scans of healthy people showed signs that the brain was shrinking in Alzheimer's-affected areas nearly a decade before the disease was diagnosed, U.S. researchers said on Wednesday. Full story
Brain scans may predict Alzheimer's in some
Brain scans may help identify which individuals with a mild decline in their mental abilities will go on to develop Alzheimer's disease, according to a new study. Full story
MRI finds earlier breast cancers in high-risk women
Breast cancer screening that includes MRI scans might help find cancers at an earlier stage in high-risk women, reducing the likelihood that the tumors will become advanced before they're diagnosed, a new study suggests. Full story
Researchers Use Smartphones to Detect Cancers
Smartphones equipped with what are essentially hand-held MRI scanners can accurately diagnose life-threatening tumors, researchers say. Full story
Doctors order tests to fend off lawsuits, says study
CT scans, MRIs and other pricey imaging tests are often more for the doctor's benefit than the patient's, new research confirms. Full story
Brain Scans Show How Teens Are More 'Me-First' Than Adults
So he failed to hold the door for you — he's a teen, what do you expect? Scientists and the average adult have known young adolescents to be selfish. With brain-scanning technology, researchers are now figuring out how most of these "delinquents" transform into respectable adults. Full story
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Brain activity from Internet searchOctober 06, 2008Functional MRI brain scans show how searching the Internet dramatically engages brain neural networks (in red). The image on the left displays brain activity while reading a book; the image on the right displays activity while engaging in an Int
Functional MRI brain scans show how searching the Internet dramatically engages brain neural networks . The image on the left displays brain activity while reading a book; the image on the right displays activity while engaging in an Internet search.
