Cognition News

Physically Fit Kids Have More Compact Brain White Matter

August 20th, 2014
A new study shows that nine and 10-year-old kids who are more aerobically fit have more fibrous and compact white-matter tracts in their brains than kids who are less fit. According to researchers, white matter describes the bundles of axons that carry nerve ...

Imaging Study Shows How Children Memorize Facts

August 18th, 2014
New brain-imaging research reveals how the brain reorganizes itself as children learn basic math facts. "As children learn basic arithmetic, they go from solving problems by counting on their fingers to pulling facts from memory," researchers at the Stanford University School of Medicine ...

Lucid Dreamers Show Stronger Insight in Waking World

August 17th, 2014
Lucid dreamers -- those who recognize that they are asleep while dreaming -- have better than average problem-solving skills in the waking world, according to new research from the University of Lincoln in the UK. It is believed that some people are capable ...

Memories of Mistakes Help Speed Up Learning

August 16th, 2014
New research has discovered why people learn a task faster the second or third time around -- not only are they helped by memories of how to perform the task, but also by memories of the mistakes they made the first time ...

Rat Study Finds PTSD Can Develop Without Trauma Memory

August 15th, 2014
A new rat study finds that post-traumatic stress disorder (PTSD) can develop even without explicit memory of an earlier trauma. Researchers at the University of Albany and the University of California, Los Angeles note there are case reports of people who have experienced ...

Taking Meds to Work Night Shift May Do More Harm than Good

August 14th, 2014
Nearly 15 million Americans work the night shift and many struggle with the assignment experiencing restlessness, sleepiness on the job, fatigue, decreased attention, and disruption of the body’s circadian rhythm. As a result, many workers take drugs to help them stay awake or ...

Computer Literacy May Support Cognition in Elders

August 13th, 2014
Emerging research suggests minimal levels of digital competency can help to reduce cognitive decline in older adults. The new study is the first to show the ability to engage, plan, and execute digital actions, such as web browsing and exchanging emails, can improve ...

Depression, Cognitive Ills After 65 Tied to Faster Brain Aging

August 10th, 2014
People who develop depression and mild cognitive impairment (MCI) after age 65 are more vulnerable to accelerated brain aging, according to a new study. Older adults with major depression have double the risk of developing dementia compared with those who have never had ...

Frequent Marijuana Use Bad for Teens’ Brains

August 10th, 2014
Smoking marijuana just once a week can have a “significant” negative effect on the brains of teenagers and young adults, including cognitive decline, poor attention and memory, and decreased IQ, according to psychologists discussing the health implications of legalizing marijuana at the ...

Music Training Can Strengthen Kids’ Learning Ability

August 10th, 2014
New research shows that musical training can help offset some academic achievement gaps for disadvantaged kids. The study, which involved hundreds of disadvantaged kids in musical training programs in public schools in Los Angeles and Chicago, spotlights how learning to play a musical ...