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Drug Limits Damage of Brain Injury

FRIDAY, Oct. 18, 2019 (HealthDay News) -- Many brain injury deaths could be prevented by using an inexpensive drug in the critical hours following a head trauma, a new international study finds.

"Traumatic brain injury can happen to anyone at any time, whether it's through an incident like a car crash or simply falling down the stairs," said study co-leader Ian Roberts, a professor of...

Brain Damage From Concussion Evident a Year Later

WEDNESDAY, Oct. 16, 2019 (HealthDay News) -- Concussion damage may linger a full year after an athlete returns to play, Canadian researchers report.

"Brain recovery after concussion may be a more complex and longer-lasting process than we originally thought," said lead investigator Nathan Churchill, a research associate in the Neuroscience Research Program at St. Michael's Hospital in...

How Giant Dinosaurs Evolved to Stay Cool

WEDNESDAY, Oct. 16, 2019 (HealthDay News) -- Giant dinosaurs, such as long-necked sauropods, evolved special cooling systems to prevent overheating and brain damage, according to a new study.

"Small dinosaurs could have just run into the shade to cool off, but for those giant dinosaurs, the potential for overheating was literally inescapable," said study co-author Lawrence Witmer, a p...

AHA News: Lowering Blood Pressure May Prevent New Brain Lesions in Older People

WEDNESDAY, Oct. 16, 2019 (American Heart Association News) -- Many people know treating high blood pressure reduces the odds of a heart attack, stroke or heart failure. Now, a new study suggests another added benefit: a lower risk of lesions in the brain that increase the chances of dementia, stroke and falls in older adults.

The study, published this week in the American Heart Assoc...

How Fast You Walk Might Show How Fast You're Aging

FRIDAY, Oct. 11, 2019 (HealthDay News) -- Middle-aged folks who worry about healthy aging would do well to keep an eye on their walking speed.

Turns out that the walking speed of 45-year-olds is a pretty solid marker of how their brains and bodies are aging, a new study suggests.

Slow walkers appear to be aging more rapidly, said senior researcher Terrie Moffitt, a professor...

New Finding Challenges Old Notions About Dyslexia

THURSDAY, Oct. 10, 2019 (HealthDay News) -- The cerebellum does not affect reading ability in people with dyslexia, according to a new study that challenges a controversial theory.

The cerebellum is a brain structure traditionally involved in motor function. Some researchers have suggested in the past that it plays a role in dyslexia-related reading problems.

This new study ...

More Years of Football, Higher Odds for Brain Disease Later

THURSDAY, Oct. 10, 2019 (HealthDay News) -- The more years football players play the game, the higher their odds of developing the degenerative brain disease known as chronic traumatic encephalopathy (CTE), a new study finds.

Adding to the growing evidence of the link between football and CTE, samples from the brains of dead pro and amateur players showed the risk for CTE went up with...

Deep Brain Stimulation May Relieve Ringing in the Ears: Study

MONDAY, Oct. 7, 2019 (HealthDay News) -- Ringing in the ears (tinnitus) can make life miserable, but a brain implant may help, preliminary research suggests.

In a phase 1 trial of five patients whose severe tinnitus did not respond to other treatments, deep brain stimulation (DBS) diminished the ringing in four. The fifth patient received no relief, the researchers reported.

...

Better Sleep Equals Better Grades in College

MONDAY, Oct. 7, 2019 (HealthDay News) -- College kids who get good shuteye may stand a better chance of making the Dean's list, a new study finds.

"The fact that there was a correlation between sleep and performance wasn't surprising, but the extent of it was," said researcher Jeffrey Grossman. He's a professor in the department of materials science and engineering at Massachusetts In...

When Income Drops, Young Adults' Brains May Suffer

THURSDAY, Oct. 3, 2019 (HealthDay News) -- When young adults see their annual income plummet, more than their bank accounts may suffer: New research suggests their brains may eventually pay the price.

The study found that people in their 20s and 30s who experienced "income volatility" generally performed worse on tests of thinking and memory skills once they hit middle age.

...

Cooling Cardiac Arrest Patients May Mean Better Long-Term Brain Function

WEDNESDAY, Oct. 2, 2019 (HealthDay News) -- Lowering the body temperature in patients resuscitated from cardiac arrest helps a broader group of people than previously believed, a new French study finds.

For cardiac arrest patients with what's called a "nonshockable" rhythm, cooling the body almost doubles the odds they'll have good brain function if they survive, researchers have foun...

Extreme Exercise Might Dull the Brain, Study Says

THURSDAY, Sept. 26, 2019 (HealthDay News) -- Excessive exercise can tire out your brain to the point that you have trouble making decisions, a new study claims.

The findings show that despite the benefits of endurance sports, an excessive training load can have ill effects on your brain, French researchers said.

"Our findings draw attention to the fact that neural states ma...

Give Seniors a Memory Check at Annual Checkups, Experts Say

MONDAY, Sept. 23, 2019 (HealthDay News) -- Many older people show evidence of mental decline, called mild cognitive impairment, but doctors often miss this sometimes early sign of dementia and Alzheimer's disease.

To help doctors get a better handle on their patients' mental state, the American Academy of Neurology (AAN) is urging physicians to assess patients aged 65 and older at lea...

For People at High Risk, Evidence That Exercise Might Slow Alzheimer's

THURSDAY, Sept. 19, 2019 (HealthDay News) -- For people at risk of Alzheimer's disease, working out a couple of times a week might at least slow the onset of the illness, new research suggests.

Regular exercise over a year slowed the degeneration of the part of the brain tied to memory among people who had a buildup of amyloid beta protein in their brain. These protein "plaques" are a...

Foods That Will Make You Feel Full Faster

THURSDAY, Sept. 19, 2019 (HealthDay News) -- When you get the urge for a snack, you might not think that a slice of turkey can have the same lip-smacking effect as a handful of chips. But scientists have known for some time that protein is the most efficient nutrient for not only quickly satisfying hunger, but also for keeping you feeling satisfied longer than other foods.

Part of th...

Most Cyclists Suffering Head Injuries Not Wearing Helmets: Study

FRIDAY, Sept. 13, 2019 (HealthDay News) -- Only about one in five U.S. adults and one in 10 children and teens who suffered head and neck injuries in cycling crashes said they wore a helmet, a new study finds.

An analysis of data from more than 76,000 cyclists nationwide who experienced such injuries between 2002 and 2012 found that only 21% of men, 28% of women and 12% of...

Fitter Bodies Make for Healthier Brains, Study Finds

WEDNESDAY, Sept. 11, 2019 (HealthDay News) -- If you're looking for incentives to hit the gym, new research suggests that staying in good shape may help preserve brain structure, boost memory, and improve the ability to think clearly and quickly.

The finding follows an analysis of fitness and brain health among more than 1,200 young adults, average age 30. All underwent brain scans; t...

What Fuels Your Appetite for Taking a Gamble?

WEDNESDAY, Sept. 11, 2019 (HealthDay News) -- Variations in brain activity when a person is idle may affect their decisions about risky behavior, according to a new study.

The findings may help explain why people are inconsistent -- and sometimes irrational -- and could lead to new treatments for gambling addiction, the researchers said.

"Experts have long struggled to expla...

Toes Become Fingers in the Brains of 'Foot Painters'

WEDNESDAY, Sept. 11, 2019 (HealthDay News) -- If you use your feet like hands from birth, the brain will create a different "map" of the toes that's more like the one it has for the fingers, new research reveals.

That's the case with Tom Yendell and Peter Longstaff, two foot artists in the United Kingdom who were born with no hands and paint with their feet.

Researchers com...

Scientists ID Genes Tied to Left-Handedness

THURSDAY, Sept. 5, 2019 (HealthDay News) -- For the first time, scientists have found four spots on your DNA that might determine whether you wield your pen with your left hand.

Of the four gene regions, three are associated with proteins involved in brain development and structure, according to a genetic analysis of about 400,000 people in the United Kingdom, including more than 38,0...

Getting Hitched Might Lower Your Odds for Dementia

THURSDAY, Sept. 5, 2019 (HealthDay News) -- Marriage has been said to deflect depression, stave off stress, even help people live longer.

Now a new study says it may also decrease your chance of developing dementia.

Dementia is a general term for a decline in mental ability severe enough to interfere with daily life.

Married people have a far lower chance of bei...

Clues to Why Epileptic Seizures Can Halt Breathing

WEDNESDAY, Sept. 4, 2019 (HealthDay News) -- Higher levels of the brain chemical serotonin are linked to a lower risk of potentially deadly seizure-related breathing pauses in people with epilepsy, researchers say.

The findings suggest serotonin may help protect people with epilepsy from this threat, according to the authors of the study published in the Sept. 4 online issue of the jo...

How You Can Help Head Off Alzheimer's Disease

SATURDAY, Aug. 31, 2019 (HealthDay News) -- There are a number of things you can do to reduce your risk of Alzheimer's disease, according to an expert.

"People think Alzheimer's is an entirely genetic disorder, but most often, it's not," said Dr. Charles Duffy, a neurologist at Penn State Health Milton S. Hershey Medical Center in Hershey, Pa. "The two biggest risk factors for develop...

For NFL Players, Career Length, Role Affect Future Health Risks: Study

FRIDAY, Aug. 30, 2019 (HealthDay News) -- Pro football players who had long careers at key positions are more likely to have concussion-related problems such as confusion, memory loss, depression and anxiety, a new study finds.

In a survey of nearly 3,500 former NFL players (average age 53), 1 in 8 (12%) reported serious cognitive problems. That compares to about 2% of the gen...

Is Your Forgetfulness Reason for Concern?

TUESDAY, Aug. 27, 2019 (HealthDay News) -- Do others tell you that you're forgetful? Do you have a hard time remembering names?

Memory lapses happen to nearly everyone and can happen at any age. Experts say it can be normal to forget things over time, especially information you don't use regularly. This might even be the way the brain makes room for new memories. Here are some common...

For Seniors, 'Silent Strokes' Are Common Post-Surgery Threat: Study

MONDAY, Aug. 26, 2019 (HealthDay News) -- Silent strokes are common in seniors who have had surgery, and may double their risk of mental decline within a year, a Canadian study reports.

While an obvious (or "overt") stroke often causes symptoms such as weakness in an arm or speech problems, a silent (or "covert") stroke is apparent only on brain scans.

The new study included...

Why Diet Sodas Aren't the Answer for Your Sugary Drink Cravings

THURSDAY, Aug. 22, 2019 (HealthDay News) -- The health risks of sugary drinks, from juice to soda, are well known. They can lead to overweight and diabetes, stroke and other problems in the brain, including poorer memory and smaller brain volume.

But diet sodas aren't the answer. A number of studies have found an association between artificially sweetened beverages and an increased ri...

New Treatments Could Be Powerful Weapons Against Brain Tumors

WEDNESDAY, Aug. 14, 2019 (HealthDay News) -- New therapies are showing real promise in fighting the type of brain cancer that claimed the lives of Sens. John McCain and Ted Kennedy, a pair of new clinical trials shows.

One experimental treatment injects powerful genes directly into a brain tumor, and then uses pills to turn the genes on and off. That way, the genes can attack the canc...

Who Multitasks Better: Men or Women? The Answer May Surprise You

WEDNESDAY, Aug. 14, 2019 (HealthDay News) -- Multitasking is equally taxing for women and men, according to a study that challenges the popular notion that women are better at it.

For the study, 48 women and 48 men were asked to do letter or number identification tasks. In some tests, they had to pay attention to two tasks at once (concurrent multitasking). In others, they had to swit...

ADHD Meds May Alter Boys' Brains

TUESDAY, Aug. 13, 2019 (HealthDay News) -- One of the most popular and effective medications used to treat attention-deficit/hyperactivity disorder (ADHD) appears to alter the brains of boys with the disorder, a new study shows.

While the researchers couldn't say for certain whether the changes were good or bad, one ADHD expert thinks the findings suggest the changes help young males ...

Depression, Alzheimer's Might Be Part of Same Process in Some Aging Brains: Study

MONDAY, Aug. 12, 2019 (HealthDay News) -- New research is untangling the complex relationship between symptoms of depression and losses in memory and thinking that often emerge together with Alzheimer's disease.

In fact, the new data suggests that "depression symptoms themselves may be among the early changes in the preclinical stages of dementia syndromes," explained study lead autho...

Too Much Napping May Signal Alzheimer's

MONDAY, Aug. 12, 2019 (HealthDay News) -- If you often find yourself dosing off during the day, new research suggests it might be an early warning sign that you have Alzheimer's disease.

Areas of the brain that keep you awake during the day are damaged in the early stages of the memory-robbing disease, which is why people with Alzheimer's may nap excessively long before they start t...

What TV Binge-Watching Does to Your Brain

MONDAY, Aug. 12, 2019 (HealthDay News) -- Binge-watching episodes of your favorite shows does no favors for your brain, an expert warns.

"It's important to recognize that the brain is not an isolated organ -- it responds to its environment," said Dr. Randall Wright, a neurologist at Houston Methodist in Texas. "When we binge-watch, we create an unhealthy environment for the brain beca...

Can Major Surgeries Cause a Long-Term 'Brain Drain'?

THURSDAY, Aug. 8, 2019 (HealthDay News) -- Before any surgery, you typically hear warnings about risks like bleeding and infection, but new research suggests that problems with thinking or memory can often follow a major procedure.

The study found that people who had surgery had an increased risk of a small, long-term decline in cognitive function years later. Cognitive function is y...

Unlocking Speech for Kids With Autism

WEDNESDAY, Aug. 7, 2019 (HealthDay News) -- For parents of a child with autism, communication is often the No. 1 hurdle. But what if there were a simple way to help them get their youngster talking?

A new study suggests there just might be.

It's called "pivotal response treatment" (PRT). And those who have tried it say it can open up a whole new verbal world for kids with ...

Steady Stream of Lesser Head Hits in Football Can Still Damage Brain

WEDNESDAY, Aug. 7, 2019 (HealthDay News) -- Concussions are bad news for the brain, but what about the less damaging hits to the head that are the nuts and bolts of contact sports? Do they also pose a threat?

The brain scans of 38 college football players suggest the answer is yes.

Over the course of a single season, the players collectively absorbed almost 20,000 hits. Only...

Stay Social to Help Cut Your Odds of Dementia

MONDAY, Aug. 5, 2019 (HealthDay News) -- The evidence continues to mount that staying socially engaged as you age helps keep dementia at bay.

In a new study, British researchers found that being socially active in your 50s and 60s may reduce the risk of developing dementia.

The findings showed that people in their 60s who interacted with friends nearly every day had a 12%...

Family Home, Football Field Most Dangerous Spots for Kids' Head Injuries

MONDAY, July 29, 2019 (HealthDay News) -- Falls from beds, uneven floors and playing football are leading causes of nonfatal brain injuries in American kids, new research shows.

For the study, researchers analyzed data on traumatic brain injuries among kids and teens treated at emergency departments of 66 U.S. hospitals between 2010 and 2013.

Of those cases, 72% were at...

Brain Changes Noted in Holocaust Survivors and Their Children

THURSDAY, July 25, 2019 (HealthDay News) -- Holocaust survivors may have suffered permanent harmful changes to their brain structure, and the brains of their children and grandchildren may also be affected, a small study reveals.

"After more than 70 years, the impact of surviving the Holocaust on brain function is significant," said researcher Ivan Rektor, a neurologist from Brno, Cze...

Could Extra Weight Weaken Your Brain?

WEDNESDAY, July 24, 2019 (HealthDay News) -- Extra pounds and a wider waistline won't do your brain any favors as you get older, a new study suggests.

In fact, obesity appears to accelerate brain aging by a decade or more, the researchers added.

People with a wide waist circumference and higher body mass index (BMI) were more likely to have a thinner cerebral cortex, a condi...

Ex-NFL Player Helps Researchers Probe Long-Term Effects of Head Injuries

WEDNESDAY, July 24, 2019 (HealthDay News) -- Brian Duncan doesn't know why his brain still works as well as it does.

Duncan, 67, got his bell rung more than once during his life -- as a professional football player, an amateur boxer and a bull rider at Texas rodeos.

He remembers one time he got slammed into the ground by L.C. Greenwood, a 6-foot, 6-inch defensive end for the...

More Clues to Mysterious Illness Among Staff at U.S. Embassy in Cuba

TUESDAY, July 23, 2019 (HealthDay News) -- Nearly three years ago, U.S. diplomats in Cuba began experiencing hearing loss, dizziness and memory problems -- in what the Trump administration attributed to an attack of unknown origin.

Now researchers say they have detected some "alterations" in the patients' brain structure and function -- though the significance, if any, is disputed.

A Health Home Run: Pro Baseball Players Live Longer, Healthier Lives

TUESDAY, July 23, 2019 (HealthDay News) -- It can look like a less strenuous sport than football or soccer, but professional baseball players might be the healthiest athletes out there, a new study finds.

Athletes in Major League Baseball (MLB) tend to live about 24% longer than the average American guy, according to a century's worth of mortality rates among nearly 10,500 pro bas...

Clues to Why Women Have Higher Odds for Alzheimer's

WEDNESDAY, July 17, 2019 (HealthDay News) -- Rates of Alzheimer's disease are higher in women than in men, and researchers now think they know why.

A team from Vanderbilt University Medical Center, in Nashville, Tenn., has identified gender differences in how the Alzheimer's-related protein tau spreads in the brain.

Research suggests that tau spreads through the brain like a...

HIV Lurking in Spinal Fluid Linked to Thinking Problems

TUESDAY, July 16, 2019 -- (HealthDay News) Even with long-term treatment, HIV can still be found in the cerebrospinal fluid of some people with the AIDS-causing virus, a new study reports.

And these patients are at increased risk of having thinking problems, the researchers say.

"It is difficult to target infections that lurk in the brain, and HIV is probably not an excepti...

More Evidence That Socializing Helps Protect the Aging Brain

MONDAY, July 15, 2019 (HealthDay News) -- Join a book club, take a cruise or just visit friends -- new research supports the notion that social activities help stave off mental decline as you age.

The study found that seniors with high levels of an Alzheimer's-linked protein in their brains were able to slow any mental decline if they got out and socialized regularly.

So, "s...

How to Foster Your Child's Imagination

MONDAY, July 1, 2019 (HealthDay News) -- With school, sports and assorted activities, many kids have little or no free time. That fast-paced lifestyle can actually stifle their development, making them less likely to be self-starters.

It could also limit their imagination, an important ingredient in creativity and problem-solving.

University of Colorado-Boulder researchers ...

Alzheimer's Genes Might Show Effects in Your 20s

THURSDAY, June 27, 2019 (HealthDay News) -- Every college student misplaces keys or forgets an appointment from time to time. Usually it's no big deal. But a new study warns that when young people with a family history of Alzheimer's disease have memory lapses, it could be an early sign of something serious.

That's the concern raised by a new memory test taken by nearly 60,000 men and...

Just 30 Minutes of Light Exercise a Week May Keep Deadly Stroke at Bay

WEDNESDAY, June 26, 2019 (HealthDay News) -- Just a little exercise may help protect you against a type of deadly bleeding stroke, a new study suggests.

As many as half of people who suffer a subarachnoid hemorrhage die within three months.

While smoking and high blood pressure have been shown to increase the risk of this deadly stroke, there has been little evidence on whe...

Thanks for the Stinky Memories: Scientists Say Bad Smells Boost Recall

MONDAY, June 24, 2019 (HealthDay News) -- Bad smells, better memory?

A series of experiments with volunteers aged 13 to 25 showed that they were better able to recall images that were associated with unpleasant odors.

Specifically, they had better recall of images 24 hours after seeing them if the images were paired with a bad smell.

The study also found that peopl...

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