brain

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Lack of Sleep Juices Brain's Repair Mechanisms

But that's not actually a good thing

(Newser) - A new study on mice published this week in the Journal of Neuroscience shows that missing out on sleep may cause parts of our brains to start eating other parts. And the Telegraph reports that's not necessarily something you want to be happening. The study revolves around two types... More »

'Real Detective Work' Leads to Theory on Goya's Mystery Illness

The Spanish painter was profoundly ill for months but went on to live a long life

(Newser) - In 1793, when acclaimed Spanish painter Francisco Goya was 46, he was bedridden for months with a mysterious illness that brought on headaches, dizziness, hallucinations, and even vision and hearing problems. He eventually recovered and went on to live just past his 82nd birthday, but the illness took his hearing... More »

Fruit May Be the Key to Primates' Big Brains

Study finds link between brain size in primates and those who eat fruit

(Newser) - An apple a day can keep the doctor away, but that's nothing compared to what it can do for primates, at least according to a study published Monday in Nature Ecology & Evolution . Scientists have long hypothesized that primates evolved large brains because they needed them for complex social... More »

Our Brains May Be Suffering Thanks to GPS

Without exercise, hippocampus could begin to change

(Newser) - Maybe this helps explain why people drive into lakes because of their GPS. A study in Nature suggests that parts of our brain switch off when navigating with it. Indeed, as more and more people rely on GPS, the human ability to navigate as a whole could suffer, researchers at... More »

There's More Good News About Eating Mediterranean

The diet (perhaps not the fish) prevents brain shrinkage: study

(Newser) - A healthy diet isn't just good for your waistline, but also your brain, say scientists in a study in Neurology —the latest to tout the benefits of the Mediterranean diet . About 400 healthy Scottish volunteers kept a food diary at age 70, then underwent MRI scans of their... More »

Scientists Believe They've Found Fossilized Dino Brain

It would be a major first

(Newser) - Are we one step closer to Jurassic Park? Probably not, but researchers do believe they've found the first ever example of fossilized brain tissue from a dinosaur, National Geographic reports. The fossil was found on an English beach in 2004, but its unique trait—mineralized pieces of brain tissue—... More »

Brains of Kids as Young as 8 Altered After One Football Season

Players don't even need a full-blown concussion to suffer adverse effects: study

(Newser) - Grade-school football players may not ever experience a concussion, but just one season of "sub-concussive head impacts"—blows to the head that aren't quite severe enough to cause a full-blown concussion—could be enough to alter young athletes' brains, ABC News reports. Per a study in the... More »

Smoke Pot When You're Young and Your IQ May Suffer

'It makes them feel better momentarily,' but issues like depression don't improve

(Newser) - Over the years, Dr. Elizabeth Osuch, a researcher in Canada studying mood and anxiety disorders and the impact of marijuana, has seen "many youth" smoke pot "heavily." And despite previous research suggesting those who start at a young age are at a higher risk of psychiatric issues... More »

Study Finds Long Yawns Are Sign of Big Brain

That's because yawns are actually a cooling mechanism for the brain

(Newser) - Yawning doesn't mean you're bored, it just means you've got one big, hot brain in your head, according to a study published Tuesday in Biology Letters . The Atlantic reports researcher Andrew Gallup had his students go online to collect videos of animals yawning (not a hard task... More »

Exercise Is Good for Your Brain, Just Don't Skip Workouts

Beneficial blood flow to the brain from exercise doesn't last

(Newser) - Think it's OK to take a week off from working out? Think again ... if you even can. A study published last month in Frontiers in Aging Neuroscience finds the benefits of exercise on the brain can fade after just 10 days. Previous studies have shown that exercise increases blood... More »

Study Suggests Link Between Air Pollution, Alzheimer's

Magnetite a 'plausible risk factor' for disease, says author

(Newser) - Air pollution has been linked to strokes, heart attacks , autism , and raised blood pressure . Now, scientists say it might also be responsible for Alzheimer's disease. Scientists at Lancaster University in the UK say they found an "extraordinary" amount of magnetite, an iron oxide toxic to the brain, in... More »

The Dead Man's Brain Was Famous; the Battle Over It, Secret

Luke Dittrich on what happened after Henry Molaison's death

(Newser) - Luke Dittrich doesn't mince words. In an adaptation from his new book published in the New York Times Magazine , he refers to Henry Molaison as "arguably the most important human research subject of all time." HM, as he was referred to in scientific literature, in 1953 underwent... More »

Scientists Map 97 New Areas of the Human Brain

'A huge leap in neuroscience'

(Newser) - It's not quite the leap from an 18th-century atlas to Google Maps, but it's close. The Verge reports scientists from Washington University in St. Louis have created a new map of the human brain that includes 97 areas never before identified. They published their findings Wednesday in Nature... More »

Alzheimer's Gene Found to Have Effect on Kids' Brains

Could Alzheimer's be a developmental disorder?

(Newser) - You have one of six possible variations of the APOE gene , having inherited one variant—e2, e3, or e4—from each parent. Reporting in the journal Neuron , University of Hawaii researchers found that the brain development of children as young as preschool age with two copies of e4 or one... More »

Chyna's Brain to Be Screened for CTE

'We want to know what made Chyna tick,' says manager

(Newser) - Chyna's brain will be donated to science following her death last week , reports NBC4 Los Angeles . The former wrestler's manager says her brain will be screened for chronic traumatic encephalopathy, the brain disease linked to repeated knocks to the head. Anthony Anzaldo tells the New York Daily News... More »

Why You Toss and Turn the First Night in a Strange Place

Blame the left side of your brain: researchers

(Newser) - If you find it hard to doze off on your first night in unfamiliar surroundings, you're not alone—and it may be because you're like a dolphin. In a study published in Current Biology , Brown University scientists found this type of sleep disturbance (referred to as the "... More »

Woman Develops 'Temporary Kleptomania' After Surgery

Brazilian went in for a tummy tuck and boob job, came out with a desire to steal

(Newser) - A woman who went under the knife for a little nip-and-tuck in 2013 ended up with a case of pocket-and-run as well. Per Live Science , the 40-year-old Brazilian had cosmetic surgery on her stomach, arms, and breasts, but just a few days after the procedure, she started having "recurring... More »

Obesity Drugs May Not Work So Great for Women

Male mice see much greater benefit in study

(Newser) - Bad news, ladies: Your brain may be wired in a way that doesn't help you lose weight—at least when compared with male brains. That's what scientists led by the University of Aberdeen conclude after observing how mice shed extra weight. In a Molecular Metabolism study, pointed out... More »

When It Comes to Mood Disorders, Girls May Be Like Mom

Mothers and daughters have similar brain circuitry

(Newser) - A woman with depression might have her mother's brain circuitry at least partly to blame, suggests a new study out of the University of California San Francisco . In the small but potentially groundbreaking study led by psychiatry professor Fumiko Hoeft, researchers discovered that the structure of the part of... More »

Girl With Almost No Brain Is Still Alive at 10

Most people with hydranencephaly don't live to see their first birthday

(Newser) - When Alex Simpson was born, she seemed to be a typical baby in many respects—but she would cry for 20 hours a day. For two months, her parents didn't know why. Then, an answer, reports KETV in Omaha, Neb. Alex was diagnosed with a rare congenital disorder called... More »

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