medical research

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New Vision for Male Birth Control: Don't Let Sperm Swim

Control over sperm motility could help infertile men, too

(Newser) - Male fertility comes down to one thing in many cases: sperm motility. If they're not good swimmers, fertility can be an issue, reports the Independent . But researchers at the University of Wolverhampton in the UK are reporting (though not yet in a peer-reviewed scientific journal) that they may have... More »

Those Who Lose Weight Gain a Stronger Appetite

Findings help explain why it's so hard to keep lost weight off

(Newser) - A "landmark" new study out of the National Institutes of Health helps explain why weight gain after weight loss is so common—and so difficult to avoid. Reporting in the journal Obesity , researchers say that weight loss puts the body in a sort of fight mode and results in... More »

Scientists May Have Found Migraine Trigger —in Our Mouths

Oral bacteria could be the key

(Newser) - Certain foods like chocolate, wine, and processed meats have long been linked to migraines, and while nitrates in those foods are often seen as the culprit, it's not entirely clear why some people are more susceptible to ensuing headaches than others, reports Quartz . Now scientists are reporting in the... More »

He Was Paralyzed in 2004. Now He Can Feel His Hand

Thanks to electrodes in the brain and a robotic arm

(Newser) - It's a small but hopeful step: A man paralyzed from the neck down due to a spinal injury sustained in a 2004 car accident says he's feeling "possibly natural" sensations in his hand after scientists electrically stimulated his brain. A team led by researchers at the University... More »

To Lose and Keep Off Weight: Poop Transplant?

Research is young but promising

(Newser) - Stool transplants already appear to be helping fight the hospital-acquired superbug C. difficile, and they're also being tested against ulcerative colitis and Crohn’s disease. But could the radical treatment go so far as to help obese people shed weight and not gain it back again? Researchers at 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 »

Chin Up: This Is the Lightest You'll Weigh This Entire Year

Once you gain those holiday pounds, it'll take about five months to lose them

(Newser) - The good news is you're probably lighter now than you were at any other point so far this year. The bad news is you're about to pack on the pounds again, and it'll take months to lose them. So report researchers out of Cornell and Finland in... More »

A Happy Spouse May Make You Not Just Happier, but Healthier

'Another person’s happiness is filling you up, so you do these healthy things'

(Newser) - If you follow the ping-ponging research, you'll know that happiness is achieved by staying single . Or maybe by expressing gratitude to your spouse. Or by having at least four kids . Well, it's time to add another line item to the list: Marry a happy person. So report researchers... More »

Smoking Damages Our DNA— in Some Cases Permanently

But the vast majority of genes 'recover' within 5 years of quitting

(Newser) - Scientists are learning more about how smoking impacts our health all the way down to our genes, and experts say they're not terribly surprised by new findings that some of the changes to a smoker's DNA appear to be permanent, lingering even decades after the smoker quits, reports... More »

Want Lower BMI? Pot Might Help

Daily marijuana use linked to lower body mass for both women and men

(Newser) - People who smoke weed on a daily basis tend to have slightly lower body mass indexes than people who don't, and while researchers say they're not suggesting that people take up regular marijuana smoking, they're keen to understand the mechanism at play. Specifically, they followed more than... More »

Scientists Find a Mouse That Gets Periods

Spiny mouse could help in researching human conditions

(Newser) - Just 1.5% of mammals menstruate and 99.9% of those are primates. That's why scientists are amazed by the spiny mouse—the first rodent shown to menstruate with a cycle remarkably similar to humans, according to a study that still needs to be peer-reviewed. Researchers at Monash University... More »

Woman Can Smell Disease That's Very Hard to Diagnose

She may lead scientists to a 'life-changing' diagnostic test for Parkinson's

(Newser) - Joy Milne noticed a small difference in her husband just before he turned 40. "His smell changed," the Scottish woman tells the BBC . "It wasn't all of a sudden. It was very subtle—a musky smell." He was diagnosed with Parkinson's disease six years... More »

Jane Goodall May Have Just Ended Experiments on Chimps

US rules give more protection to those in captivity

(Newser) - The US is alone in conducting medical experiments on chimps, but a move yesterday by federal officials may end the practice, reports the Washington Post . The US Fish and Wildlife Service declared that all chimps are now endangered. Previously it made a distinction between those in the wild, which have... More »

Study Surfaces Potential Cause of Alzheimer's

Immune cells could be 'going rogue'

(Newser) - It's the hopeful sort of line you want to see in a press release about an Alzheimer's disease study: Research out of Duke University "not only points to a new potential cause of Alzheimer's but also may eventually lead to a new treatment strategy." The... More »

Scientists Slip Bob Dylan Quotes Into Articles

Swedish professors enjoy mixing medicine and Dylan

(Newser) - Think medical research and Bob Dylan are a natural combination? Five Swedish scientists would agree, and have even started a contest to see who can stuff the most Dylan words into articles before they call it a career, the Local reports. It started 17 years ago when two professors, Eddie... More »

$43M Quest: Solve Mystery of Rarest Diseases

NIH will pour millions into 6 research centers over 4 years

(Newser) - They're baffling, mysterious, confounding: the rarest of rare diseases, ones that often plague no more than 50 people on the globe. The quest to diagnose them is getting a big boost from the National Institutes of Health, which yesterday announced the creation of a an "Undiagnosed Diseases Network.... More »

'Cured' HIV Patients Get Some Bad News

Disease reappears after promising bone marrow treatment

(Newser) - The world let up a tentative cheer this summer when Boston researchers revealed that they'd seemingly eradicated HIV in two patients following risky bone marrow transplants. But it turns out the virus was more resilient than they'd thought. The virus has returned in both patients, the researchers revealed... More »

Work for NASA: Lie in Bed for 15 Weeks

And get paid about $5K a month

(Newser) - Best job ever? NASA wants test subjects to spend 15 weeks in bed and get paid about $5,000 a month for doing it, the Metro reports. Sounds like a dream job (literally), until you realize that you'd be prohibited from sitting or standing up, the Houston Chronicle notes.... More »

Brits May Create Babies With DNA From 3 People

Proposed move would help parents avoid passing on diseases

(Newser) - Can a baby have three biological parents? Maybe. Britain may allow a controversial technique to create babies using DNA from a mother, father, and a donor. The idea behind it is to help couples from passing on rare genetic diseases. For a woman with faulty mitochondria, scientists take only the... More »

Scientists Decry Worst Case of Censorship Since Galileo

... and it involves magic mushrooms

(Newser) - It's the kind of claim that makes your ears perk up: A group of scientists yesterday came out swinging against what one described as "the worst case of scientific censorship since the Catholic Church banned the works of Copernicus and Galileo." More colorful still, it involves magic... More »

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