scientific study

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Frozen Embryos Make Bigger Babies

Study finds no negative effects compared with fresh

(Newser) - When it comes to in vitro fertilization, frozen might be better than fresh, a new study shows. Infants born after being implanted in mothers' wombs as frozen embryos were no more likely than those from fresh stock to be born with congenital defects, the BBC reports; but they were also...

How Do They Do It? It's Not Pretty

Want a permanently elastic, balloon-like stomach? Try competitive eating

(Newser) - For every time you watched a scrawny guy chow dozens of hot dogs in 12 minutes and wondered where, exactly, he puts it, scientists may have your answer. As compared with us mere mortals, the Wall Street Journal reports, a professional’s stomach appears as a “giant balloon that...

Low 'Good' Cholesterol Hurts Memory

Study links low HDL to brain's decline—and possibly dementia

(Newser) - Low levels of high-density lipoprotein—so-called "good" cholesterol—lead to memory failure and perhaps dementia, a study finds. Researchers followed subjects aged 55-61, and found that patients with low HDL levels were 53% more likely to experience memory loss. "We looked at cognitive decline in midlife, but it...

Coffee's Smell Alone Can Perk You Up

Beverage's mere aroma increases wakefulness, study shows

(Newser) - The aroma of coffee is enough to wake you up, a new study shows. Smelling coffee stimulated the expression of genes known to reverse the damaging effect of stress and sleep deprivation in test animals’ brains, international researchers tell LiveScience. Coffee’s stimulating effects have been known for ages, but...

New Shower Curtains Smell Like Cancer

PVC products linked to wide-ranging and long-lasting ills

(Newser) - Ever wonder about that smell given off by new shower curtains? Well, according to a new study, it’s poisonous. An independent organization has found that PVC shower curtains on shelves at Wal-Mart, Target, Sears and others may give off measurable amounts of dangerous, volatile organic compounds that could linger...

Patch Protects Travelers From Pesky Stomach Bugs

E. coli takes fewer tourists hostage with new development

(Newser) - Tourists could soon have a new accessory to add to travel-sized toothpaste tubes and electrical adapters: an anti-diarrhea patch. A new US study shows that travelers wearing a “transcutaneous immunization” patch, loaded with E. coli toxins, reliably protected wearers against diarrhea and vomiting, the BBC reports. Those who did...

Blood Sugar Control Can Kill Diabetics

Scientists nix study after patients suffer heart attacks, strokes

(Newser) - Intensive blood sugar control can actually provoke heart attacks and strokes in some diabetes patients, USA Today reports. Scientists canned one US study 4 months ago after high-risk diabetes 2 subjects died more often under aggressive treatment. In another study, blood-sugar control helped their kidneys, but failed to stop heart-related...

Dude! Harsh! Weed Shrinks Your Brain

Long-term smokers show abnormalities, damage to emotions

(Newser) - Heavy marijuana use over a number of years can cause significant brain abnormalities, damage memory and emotional processing, and even shrink parts of the brain, the Age reports. All cannabis smokers—not just high-risk groups such as the young and those susceptible to mental illness—can experience effects equivalent to...

Want a Skinny Kid? Don't Tell Her She's Fat

Chunky teens pushed by parents to diet fare worse than peers

(Newser) - A new study of obese teens has produced a counterintuitive indication: Parents should under no circumstances tell pudgy youngsters to diet, the Minneapolis Star-Tribune reports. A group of teens correctly identified by parents as overweight and encouraged to diet were more likely to still be chunky 5 years later than...

Bone Drug Reduces Breast Cancer Relapse

Women on Zometa had 35% less chance of having tumor again

(Newser) - A drug designed to protect cancer patients' bones also renders breast cancer relapses less likely, a new study says. Funded in part by the drug's maker, Novartis, researchers found that even two injections of Zometa a year cut tumor recurrence by 35% in more than 1,800 pre-menopausal women.

Big Butts Are Healthy, Study Finds
Big Butts
Are Healthy, Study Finds
May 7, 2008 6:52 AM CDT

Big Butts Are Healthy, Study Finds

Pear-shaped bodies contain fat that could help prevent diabetes

(Newser) - The kind of fat found in the hips and buttocks may actually help fight diabetes, a result that surprised Harvard doctors performing the research that produced the finding. Although belly fat is known to raise the risk of diabetes, subcutaneous fat injected into the abdomens of mice actually increased their...

Lousy Figure? Blame Mom and Dad

Another reason to get mad at your parents: body shape is inherited

(Newser) - Still struggling to get that 36-24-36 figure? Science can’t help you, but it can explain why some girls are leaner than others, reports the Telegraph. Researchers have found a link between parental DNA and female muscle mass, which could explain “why many people will never obtain the perfect...

For Healthier Teens, Keep the TV in the Den

Older adolescents who watch in their bedrooms pick up bad habits with the remote

(Newser) - Older teens feeling too fit, well nourished, and smart can turn all that around with one simple move: install a TV in the bedroom. Kids 15 to 18 with a boob tube in the boudoir were twice as likely to watch 5 or more hours a day than those who...

Risk Rises if 2 Parents Have Alzheimer's

4 in 10 get the disease if mom and dad had it, study finds

(Newser) - People whose mom and dad have Alzheimer's run a much higher risk of getting the disease, a new study finds. Researchers at the University of Washington in Seattle looked at 111 families in which both parents have Alzheimer's, and found that 42% of those aged 70 and up got the...

Millionaire Pays Firm to Map His Genetic Code

Personal genome readouts now on shopping list for super-rich

(Newser) - A Switzerland-based millionaire is paying to have his personal genetic code mapped out, the New York Times reports. He is only the second person to ever have done so, but genetics companies say interest is high despite the $350,000 price tag for decoding all 6 billion units in an...

Viagra Linked to Reduced Fertility
Viagra Linked to
Reduced Fertility
Feb 24, 2008 6:32 AM CST

Viagra Linked to Reduced Fertility

New concern for fertility clinics that provide drug to male partners

(Newser) - Popular sexual potency drug Viagra has been linked to sperm effects so dramatic that it could seriously affect male fertility, researchers have discovered. The findings are particularly troubling because in-vitro fertilization clinics often provide Viagra to men to increase sperm production. The new studies show that while Viagra increases sperm...

Teen Drinkers Mimic Parents
Teen Drinkers Mimic Parents
Feb 14, 2008 5:33 PM CST

Teen Drinkers Mimic Parents

Parents' habits have 'multifaceted influence' on children

(Newser) - Parents' drinking habits can influence those of their children, but perhaps not how you might think, a study suggests. While kids are apt to mimic boozing elders, more than one action speaks louder than words: The lax monitoring and harsh punishment that go hand in hand with alcohol abuse can...

Treating Herpes Fails to Cut HIV Rate

Unexpected results stun scientists hoping for cut in transmission

(Newser) - An eagerly anticipated HIV study returned disappointing results yesterday, crushing scientists' hopes that targeting the genital herpes virus could help reduce the transmission of HIV. Although the reasoning seemed sound—having herpes boosts a person's contraction risk nearly threefold, so targeting herpes should combat HIV infection—the study found no...

Brains of ADHD Kids Mature Later: Study

Cortex controlling action and attention lags three years behind

(Newser) - The brains of hyperactive children appear to develop more slowly than those of their peers,  researchers have discovered, with the cortex—the area that affects attention and action— maturing 3 years later than in other children. The finding accounts for the fact that many kids with ADHD grow out...

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