Intelligence News
September 5, 2015

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updated 12:33pm EDT

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September 5, 2015

Predictor of Child Vocabulary in Early Speech

Aug. 31, 2015 — At 12 months old, your infant's ability to group objects according to the names associated with them -- as opposed to their appearance alone -- offers a glimpse into how his or her vocabulary ... read more

Testosterone Changes Brain Structures in Female-to-Male Transsexuals

Aug. 31, 2015 — Brain imaging shows that testosterone therapy given as part of sex reassignment changes the brain structures and the pathway associated with speech and verbal fluency. This result supports research ... read more

Scientists Show How Magnetic Pulses Change the Brain in Treatment for Depressed Patients

Aug. 30, 2015 — A group of scientists have found a way of understanding how transcranial magnetic stimulation (TMS) can give relief to severely depressed patients. TMS is used as an alternative to electro-convulsive ... read more

Aug. 27, 2015 — Neuroscientists have discovered a set of cholinergic neurons in the basal forebrain that broadcast messages throughout the cerebral cortex, rapidly informing multiple distributed subregions of any ... read more

Suicide: Difficulty Making Good Choices Is One of the Factors That Make Certain People Vulnerable to Suicide

Aug. 27, 2015 — Few people who face challenges or live with severe depression commit suicide. Some people are clearly more vulnerable than others. A series of studies has shown that the way in which a person makes ... read more

Differences in Brain Structure and Memory Suggest Adolescents May Not ‘grow out Of’ ADHD

Aug. 27, 2015 — Young adults diagnosed with attention deficit/hyperactivity disorder (ADHD) in adolescence show differences in brain structure and perform poorly in memory tests compared to their peers, according to ... read more

Awareness of Memory Loss May Decline Two-Three Years Before Dementia Onset

Aug. 26, 2015 — People who will develop dementia may begin to lose awareness of their memory problems two to three years before the actual onset of the disease, according to a new study. The study also found that ... read more

Mental Visual Imaging Training Improves Multiple Sclerosis Patients' Well-Being

Aug. 25, 2015 — Patients with relapsing-remitting multiple sclerosis (RR-MS), the most common form of the disease, often have deficits in two neuropsychological functions, autobiographical memory (AM) and episodic ... read more

Effect of Physical Activity on Cognition

Aug. 25, 2015 — Researchers evaluated whether a 24-month physical activity program would result in better cognitive function, lower risk of mild cognitive impairment (MCI) or dementia, or both, compared with a ... read more

Making a Mistake Can Be Rewarding, Study Finds

Aug. 25, 2015 — The human brain learns two ways - either through avoidance learning, which trains the brain to avoid committing a mistake, or through reward-based learning, a reinforcing process that occurs when ... read more

Measuring Macular Pigment Offers Potential as a Biomarker of Cognitive Health

Aug. 25, 2015 — Researchers are investigating the potential link between cognitive function and levels of a vital eye pigment linked to diet. The study suggests that measuring macular pigment offers potential as a ... read more

Bilingualism and the Brain: How Language Shapes Our Ability to Process Information

Aug. 24, 2015 — In an increasingly globalised world, there are many practical benefits to speaking two languages rather than one. Even in the US, which is largely monolingual, more than 20 percent of the population ... read more

How Exposure to Brief Trauma and Sudden Sounds Form Lasting Memories

Aug. 24, 2015 — Researchers have found how even brief exposure to sudden sounds or mild trauma can form permanent, long-term brain connections, or memories, in a specific region of the ... read more

Association Between Transient Newborn Hypoglycemia, 4th Grade Achievement

Aug. 24, 2015 — A study matching newborn glucose concentration screening results with fourth-grade achievement test scores suggests that early transient newborn hypoglycemia (low blood sugar) was associated with ... read more

Physical Activity Linked to Greater Mental Flexibility in Older Adults

Aug. 24, 2015 — One day soon, doctors may determine how physically active you are simply by imaging your brain. Physically fit people tend to have larger brain volumes and more intact white matter than their ... read more

Multiple Sclerosis: Cognition Linked With Limited Activity, Participation

Aug. 21, 2015 — Processing speed is the primary limiting factor associated with activity and participation in everyday life among people with multiple sclerosis (MS), research has found. This is the first such study ... read more

Maltreated Children's Brains Show 'Encouraging' Ability to Regulate Emotions

Aug. 20, 2015 — There's a common assumption that children subjected to abuse or trauma will have problematic emotions across the board -- muted responses to positive situations and extreme reactions to negative ... read more

Systematic Review Shows 'Smart Drug' Modafinil Does Enhance Cognition

Aug. 19, 2015 — A new systematic review shows that modafinil does indeed confer significant cognitive benefits in certain groups and with certain tasks, including decision-making and ... read more

Saliva Test for Stress Hormone Levels May Identify Healthy Older People With Thinking Problems

Aug. 19, 2015 — Testing the saliva of healthy older people for the level of the stress hormone cortisol may help identify individuals who should be screened for problems with thinking skills, according to a ... read more

Aug. 19, 2015 — By early childhood, the sight regions of a blind person's brain respond to sound, especially spoken language, a neuroscientist has found. Working with individuals who are blind offers cognitive ... read more

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