Fish Oil Reverses Tide on Memory Loss

Many adults deficient in crucial nutrient

(NEWSER) - Vitamin B12 deficiency can cause memory loss, particularly in the elderly, reports the BBC. People short on the nutrient were 6 times more likely than individuals with normal levels to experience brain shrinkage, which is strongly linked to dementia, a new study shows. Forty percent of people are believed to have deficient levels of B12, which is found in meat, fish, and milk —and that percentage is even higher among the elderly. More»

About 25% of seniors have had them

(NEWSER) - "Silent strokes" may be taking a toll on seniors' memory. A new study shows that seniors who have suffered such strokes—they don't have obvious symptoms but leave behind dead brain cells—do worse on memory tests, reports USA Today . It's no small thing: An estimated 1 in 4 seniors have had the strokes. More»

Constant switching of focus is inefficient, can lead to trouble

(NEWSER) - Multitasking isn’t helping you do anything faster, and constant exposure to multiple electronic media makes people really bad at—multitasking. “When you’re pushing yourself to perform two or more tasks, especially complicated tasks, it’s not beneficial,” a researcher tells the Boston Globe . “It’s extremely inefficient.” That's because no matter how small the task, the brain must reorient its focus. More»

Activity may fend off the start of memory loss

(NEWSER) - Doing crossword puzzles may delay the slide into forgetfulness associated with dementia, a study shows. Researchers monitored the frequency with which a group of elderly subjects engaged in reading, writing, group discussions, playing music, playing cards, and doing crossword puzzles, and found that those who developed dementia took part in just one of the activities per day on average, Reuters reports. More»

(NEWSER) - People prefer to listen with their right ears and are more giving when addressed from that side, LiveScience reports. An Italian study conducted in nightclubs shows that almost three-quarters of people observed listen with their right ear. Moreover, the researchers cadged significantly more cigarettes when they approached clubgoers on the right, rather than left, when trying to bum a smoke. More»