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Neurologic Disorder News

Zika Virus Tied to Neurological Woes in Adults

Posted 14 Aug 2017 by Drugs.com

MONDAY, Aug. 14, 2017 – Adults infected with the Zika virus can develop a number of serious neurological conditions, a new study finds. Until now, the most troubling Zika-related illness in adults has been Guillain-Barre syndrome, which causes muscle weakness and paralysis. A review of 35 Zika-infected patients in Brazil with neurological symptoms found that most had Guillain-Barre. But other ...

Black, Hispanic Americans Less Likely to See a Neurologist

Posted 18 May 2017 by Drugs.com

WEDNESDAY, May 17, 2017 – Black and Hispanic people are less likely than white people to make an appointment to see a neurologist, according to a new U.S. study. Researchers found that black people with conditions that affect the brain, such as Parkinson's disease and stroke, tend to be treated in the emergency room and end up in the hospital more often than their white peers. "Our findings ...

Brain Cells in Mice May Reveal Clues to Your Sighs

Posted 8 Feb 2016 by Drugs.com

MONDAY, Feb. 8, 2016 – Scientists working with mice say that they've pinpointed brain cells that control sighing. In lab experiments, the researchers found that two tiny clusters of neurons in the brain stem trigger sighs. "Sighing appears to be regulated by the fewest number of neurons we have seen linked to a fundamental human behavior," said study researcher Jack Feldman, a professor of ...

Brains of Compulsive Video Gamers May Be 'Wired' Differently

Posted 9 Jan 2016 by Drugs.com

FRIDAY, Jan. 8, 2016 – The brains of compulsive video game players may be "wired" differently, new research suggests. A study of nearly 200 South Korean boys conducted by University of Utah scientists linked chronic video game playing with differences in connections between certain regions of the brain. The researchers noted, however, that not all of these changes are negative. Obsessive video ...

3-D Video Games May Boost Brainpower, Study Finds

Posted 8 Dec 2015 by Drugs.com

TUESDAY, Dec. 8, 2015 – Playing 3-D video games can improve your ability to form memories and may benefit your brain as you age, researchers report. "It's often suggested that an active, engaged lifestyle can be a real factor in stemming cognitive [mental] aging. While we can't all travel the world on vacation, we can do many other things to keep us cognitively engaged and active. Video games ...

Brain Gains for Older Adults Who Start Exercising

Posted 30 Nov 2015 by Drugs.com

MONDAY, Nov. 30, 2015 – Beginning an exercise program may help protect older adults' brains or even reverse early mental decline, a small study suggests. Researchers placed 34 inactive people, aged 61 to 88, on an exercise regimen. It included moderate-intensity walking on a treadmill four times a week for 12 weeks. On average, heart/lung health improved about 8 percent over that time, the ...

Rare Nervous System Disorder Can Put Pregnancy at Risk: Study

Posted 18 Nov 2015 by Drugs.com

WEDNESDAY, Nov. 18, 2015 – An uncommon central nervous system disorder may increase pregnant women's risk for miscarriage or a serious pregnancy-related condition known as pre-eclampsia, a new study reveals. The rare autoimmune disorder, called neuromyelitis optica, is often mistaken for multiple sclerosis. It affects the nerves to the eyes and the spinal cord, and sometimes the brain, the ...

Gene Therapy in Dogs Offers Glimmer of Hope for Fatal Childhood Disorder

Posted 11 Nov 2015 by Drugs.com

WEDNESDAY, Nov. 11, 2015 – Scientists working with animals say they've made an advance in efforts to develop gene therapy that one day might treat a fatal neurodegenerative disease in children. Batten disease is a fatal, inherited disorder caused by a mutation in the TPP1 gene, which impairs brain cells' ability to recycle cellular waste. The abnormal buildup of this waste affects walking, ...

Big Brain Doesn't Mean Big Smarts

Posted 16 Oct 2015 by Drugs.com

FRIDAY, Oct. 16, 2015 – Having a big brain doesn't guarantee you'll have an outsized IQ, a new analysis indicates. Researchers who examined 148 studies that included more than 8,000 people found only a weak association between brain size and IQ. "The presently observed association means that brain volume plays only a minor role in explaining IQ test performance in humans. Although a certain ...

Hospitalization Rates Jump Near 'Fracking' Sites: Study

Posted 15 Jul 2015 by Drugs.com

WEDNESDAY, July 15, 2015 – People who live near "fracking" sites may be at increased risk for hospitalization for heart problems, neurological disorders and other conditions, new research suggests. Hydraulic fracturing – widely referred to as fracking – is a form of oil and gas drilling that has increased dramatically in the United States over the past decade, raising concerns about water and ...

Digital Compass Attached to Brain Helps Blind Rats 'See'

Posted 2 Apr 2015 by Drugs.com

THURSDAY, April 2, 2015 – New research in rats suggests a special compass might one day help blind people navigate their physical environments. Using a head-mounted device, Japanese scientists attached a microstimulator and a digital compass to the brains of blind rats, and those rats were then able to move through mazes nearly as well as rats with normal vision. The compass automatically ...

Fit Body at 40 May Keep Brain Bright at 60

Posted 4 Mar 2015 by Drugs.com

WEDNESDAY, March 4, 2015 – People who are fit in their 40s seem to retain more brain volume two decades later and also perform better on decision-making tests, new research suggests. The analysis of more than 1,200 participants who were tracked for more than 20 years showed that those with lower fitness levels at midlife had smaller brain volumes in their 60s – a sign of accelerated brain ...

Migraine May Raise Risk for Bell's Palsy, Study Suggests

Posted 18 Dec 2014 by Drugs.com

WEDNESDAY, Dec. 17, 2014 – People who experience migraine headaches may be at heightened risk for the form of facial paralysis known as Bell's palsy, a new study finds. According to background information in the study, between 11 and 40 people per 100,000 develop Bell's palsy each year. Most of them recover completely. Reporting in the Dec. 17 online edition of Neurology, Taiwanese researchers ...

New Prosthetic Hands Restore Sense of Touch to Amputees

Posted 8 Oct 2014 by Drugs.com

WEDNESDAY, Oct. 8, 2014 – People take the sense of touch for granted – until it isn't there, says Igor Spetic, who lost that ability four years ago. For months after an accident at work cost him his right hand from the wrist down, the Madison, Ohio, resident was plagued by phantom pain. It was "like having a clenched fist put into a vice and crushed, 24/7, even though I had no fist," said ...

Babies' Brains Prep for Speech Long Before First Words Come Out

Posted 14 Jul 2014 by Drugs.com

MONDAY, July 14, 2014 – Infants' brains start laying the groundwork for the physical requirements of speech long before they utter their first words, a new study finds. Researchers looked at 7- to 12-month-old infants and found that speech from people around them stimulates areas of the brain that coordinate and plan the motor movements necessary for speech. "Most babies babble by 7 months, but ...

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