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Improvements in fuel cell designImprovements in fuel cell design

Rediscovering Venus to find faraway earths

Archaeologists discover bronze remains of Iron Age chariot

Researchers resolve the Karakoram glacier anomaly, a cold case of climate science

Fish tale: New study evaluates antibiotic content in farm-raised fishFish tale: New study evaluates antibiotic content in farm-raised fish

New 3-D display technology promises greater energy efficiencyNew 3-D display technology promises greater energy efficiency

Researchers break nano barrier to engineer the first protein microfiberResearchers break nano barrier to engineer the first protein microfiber

Magnetic mirrors enable new technologies by reflecting light in uncanny ways

Structure of an iron-transport protein revealedStructure of an iron-transport protein revealed

First step: From human cells to tissue-engineered esophagusFirst step: From human cells to tissue-engineered esophagus

Lift weights, improve your memory

Spiders: Survival of the fittest group

Autophagy helps fast track stem cell activationAutophagy helps fast track stem cell activation

Myelin vital for learning new practical skillsMyelin vital for learning new practical skills

More physical activity improved school performanceMore physical activity improved school performance

Around the world in 400,000 years: The journey of the red foxAround the world in 400,000 years: The journey of the red fox

Engineering new vehicle powertrainsEngineering new vehicle powertrains

Active aging is much more than exerciseActive aging is much more than exercise

Study: New device can slow, reverse heart failureStudy: New device can slow, reverse heart failure

Are the world's religions ready for ET?Are the world's religions ready for ET?

Recreating the stripe patterns found in animals by engineering synthetic gene networksRecreating the stripe patterns found in animals by engineering synthetic gene networks

Laying the groundwork for data-driven scienceLaying the groundwork for data-driven science

Hold on, tiger momHold on, tiger mom

Nature's designs inspire research into new light-based technologiesNature's designs inspire research into new light-based technologies

Missing piece found to help solve concussion puzzleMissing piece found to help solve concussion puzzle

Biologists delay the aging process by 'remote control'Biologists delay the aging process by 'remote control'

Geography matters: Model predicts how local 'shocks' influence U.S. economyGeography matters: Model predicts how local 'shocks' influence U.S. economy

Identified for the first time what kind of explosive has been used after the detonationIdentified for the first time what kind of explosive has been used after the detonation

Copied from nature: Detecting software errors via genetic algorithmsCopied from nature: Detecting software errors via genetic algorithms

Body Weekly - March 2012 Archives


Scientists measure how energy is spent in martial arts (3/31/2012)

Scientists measure how energy is spent in martial artsResearchers at the University of Sao Paulo in Brazil have found a way to measure the contributions of individual energy systems for any type of exercise. The results will be published in JoVE, the Journal of Visualized Experiments on March 20. ...> Full Article


Cervical disease sufferers could benefit from HPV vaccine (3/31/2012)

Women who are diagnosed with pre-cancerous cervical conditions after receiving the HPV vaccine can still benefit from a considerably reduced risk of reoccurring disease, a study published today on bmj.com shows. ...> Full Article


Pass the lycopene: Scientist can protect supplements inside food (3/30/2012)

Pass the lycopene: Scientist can protect supplements inside foodA Purdue University food scientist has developed a way to encase nutritional supplements in food-based products so that one day consumers might be able to sprinkle vitamins, antioxidants and other beneficial compounds right onto their meals. ...> Full Article


Why getting healthy can seem worse than getting sick (3/30/2012)

A new article in the Quarterly Review of Biology helps explain why the immune system often makes us worse while trying to make us well. ...> Full Article


Researchers reveal how a single gene mutation leads to uncontrolled obesity (3/29/2012)

Researchers at Georgetown University Medical Center have revealed how a mutation in a single gene is responsible for the inability of neurons to effectively pass along appetite suppressing signals from the body to the right place in the brain. What results is obesity caused by a voracious appetite. ...> Full Article


Study: Exercise can lead to female orgasm, sexual pleasure (3/28/2012)

Study: Exercise can lead to female orgasm, sexual pleasureFindings from a first-of-its-kind study confirm anecdotal evidence that exercise -- absent sex or fantasies -- can lead to female orgasm. "These data are interesting because they suggest that orgasm is not necessarily a sexual event, and they may also teach us more about the bodily processes underlying women's experiences of orgasm," said Indiana University research scientist Debby Herbenick. The study, published in the journal Sexual and Relationship Therapy, involved 370 women. ...> Full Article


2 servings of salmon a week is healthy for pregnant women and their babies (3/28/2012)

University of Granada researchers have proven that eating two servings of salmon reared at a fish farm (enriched with omega-3 fatty acids and only slightly contaminated) a week during pregnancy is beneficial both for the mother and child. ...> Full Article


New study of pine nuts leaves mystery of 'pine mouth' unsolved (3/27/2012)

A new study of the composition of pine nuts, including those associated with "pine mouth," leaves unsolved the decade-old mystery of why thousands of people around the world have experienced disturbances in taste after eating pine nuts. The report on pine nuts or pignolia -- delicious edible nuts from pine trees enjoyed plain or added to foods ranging from pasta to cookies -- appears in ACS' Journal of Agricultural & Food Chemistry. ...> Full Article


Eye health is related to brain health (3/26/2012)

People with mild vascular disease that causes damage to the retina in the eye are more likely to have problems with thinking and memory skills because they may also have vascular disease in the brain, according to a study published in the March 14, 2012, online issue of Neurology, the medical journal of the American Academy of Neurology. ...> Full Article


Am I my genes? (3/25/2012)

Bioethicist and M.D., Robert Klitzman, confronts fate and family secrets in the age of genetic testing in "Am I My Genes?" ...> Full Article


Cool hands may be the key to increasing exercise capacity (3/25/2012)

Cooling the palms of the hands while working out could help you stick with a physical activity program, according to a small study presented at the American Heart Association's Epidemiology and Prevention/Nutrition, Physical Activity and Metabolism 2012 Scientific Sessions. ...> Full Article


More trans fat consumption linked to greater aggression (3/24/2012)

Might the "Twinkie defense" have a scientific foundation after all? Researchers at the University of California, San Diego School of Medicine have shown -- by each of a range of measures, in men and women of all ages, in Caucasians and minorities ? that consumption of dietary trans fatty acids is associated with irritability and aggression. ...> Full Article


Italian researchers found how to stop low back pain (3/23/2012)

Italian researchers at the Catholic University of Sacred Heart in Rome found an important molecular mechanism responsible for low back pain and other acute vertebral problems like cervical axial pain, all due to aging and degeneration of the vertebral column. The team led by Dr. Luigi Aurelio Nasto and Enrico Pola also developed an experimental drug to inhibit this degenerative mechanism, by blocking its principal culprit, the molecule, "NF-kB" and tested it successfully in mice. ...> Full Article


White rice increases risk of Type 2 diabetes (3/23/2012)

The risk of Type 2 diabetes is significantly increased if white rice is eaten regularly, claims a study published today on bmj.com. ...> Full Article


Red meat consumption linked to increased risk of total, cardiovascular, and cancer mortality (3/22/2012)

A new study from Harvard School of Public Health researchers has found that red meat consumption is associated with an increased risk of total, cardiovascular, and cancer mortality. ...> Full Article


You are what you eat (3/21/2012)

Fruit and vegetable consumption is correlated with changes in skin redness and yellowness, as reported in the March 7 issue of the open access journal PLoS ONE. ...> Full Article


Researchers find yoga helps ease stress related medical and psychological conditions (3/20/2012)

An article by researchers from Boston University School of Medicine, New York Medical College, and the Columbia College of Physicians and Surgeons reviews evidence that yoga may be effective in treating patients with stress-related psychological and medical conditions such as depression, anxiety, high blood pressure and cardiac disease. ...> Full Article


Research on flavanols and procyanidins provides new insights into how these phytonutrients may positively impact human health (3/19/2012)

Collaborative research by Mars, Incorporated and the University of California, Davis, has provided important new insights into the distinct roles of flavanols and procyanidins in the human body. ...> Full Article


Strong scientific evidence that eating berries benefits the brain (3/18/2012)

Strong scientific evidence exists that eating blueberries, blackberries, strawberries and other berry fruits has beneficial effects on the brain and may help prevent age-related memory loss and other changes, scientists report. Their new article on the value of eating berry fruits appears in ACS' Journal of Agricultural and Food Chemistry. ...> Full Article


Discovery of hair-cell roots suggests the brain modulates sound sensitivity (3/17/2012)

The hair cells of the inner ear have a previously unknown "root" extension that may allow them to communicate with nerve cells and the brain to regulate sensitivity to sound vibrations and head position, researchers at the University of Illinois at Chicago College of Medicine have discovered. ...> Full Article


Study: Most weight loss supplements are not effective (3/17/2012)

An Oregon State University researcher has reviewed the body of evidence around weight loss supplements and has bad news for those trying to find a magic pill to lose weight and keep it off -- it doesn't exist. ...> Full Article


Stress making your blood pressure rise? Blame your immune system (3/16/2012)

If stress is giving you high blood pressure, blame the immune system. T cells, helpful for fighting infections, are also necessary for mice to show an increase in blood pressure after a period of psychological stress, scientists have found. The findings suggest the effects of chronic stress on cardiovascular health may be a side effect of having an immune system that can defend us from infection. There also are potential implications for treating both high blood pressure and anxiety disorders. ...> Full Article


That caffeine in your drink -- is it really 'natural?' (3/16/2012)

That caffeine in your tea, energy drink or other beverage -- is it really natural? Scientists are reporting successful use for the first time of a simpler and faster method for answering that question. Their report appears in the American Chemical Society (ACS) journal Analytical Chemistry. ...> Full Article


Wash your mouth out with silver (3/15/2012)

Yeasts which cause hard-to-treat mouth infections are killed using silver nanoparticles in the laboratory, scientists have found. These yeast infections, caused by Candida albicans and Candida glabrata target the young, old and immuno-compromised. Professor Mariana Henriques, University of Minho, and her colleagues hope to test silver nanoparticles in mouthwash and dentures as a potential preventative measure against these infections. ...> Full Article


Heart healthy choices now pay off later (3/15/2012)

Maintaining a healthy lifestyle from young adulthood into your 40s is strongly associated with low cardiovascular disease risk in middle age, according to a new Northwestern Medicine study. ...> Full Article


Cocoa may enhance skeletal muscle function (3/14/2012)

A small clinical trial led by researchers at UC San Diego School of Medicine and VA San Diego Healthcare System found that patients with advanced heart failure and Type 2 diabetes showed improved mitochondrial structure after three months of treatment with epicatechin-enriched cocoa. Epicatechin is a flavonoid found in dark chocolate. ...> Full Article


Vegetarian cutlet (3/14/2012)

Vegetarian cutletIt looks like a cutlet, it's juicy and fibrous like a cutlet, and it even chews with the consistency of a real cutlet -- but the ingredients are 100 percent vegetable. Researchers are using a new method to prepare a meat substitute that not only tastes good, but is also environmentally sustainable. ...> Full Article


Diabetes risk from sitting around (3/13/2012)

A new study has found that women who stay seated for long periods of time every day are more prone to developing Type 2 diabetes, but that a similar link wasn't found in men. ...> Full Article


Nutrient found in dark meat of poultry, some seafood, may have cardiovascular benefits (3/12/2012)

A nutrient found in the dark meat of poultry may provide protection against coronary heart disease in women with high cholesterol, according to a study by researchers at NYU Langone Medical Center. ...> Full Article


Older adults who sleep poorly react to stress with increased inflammation (3/11/2012)

Older adults who sleep poorly have an altered immune system response to stress that may increase risk for mental and physical health problems, according to a study led by a University of Rochester Medical Center researcher. In the study, stress led to significantly larger increases in a marker of inflammation in poor sleepers compared to good sleepers -- a marker associated with poor health outcomes and death. ...> Full Article


Study examines the relative roles of testosterone and its metabolite, dihydrotestosterone in men (3/11/2012)

Men receiving testosterone supplementation who also received a drug (dutasteride) commonly used to treat an enlarged prostate gland and which blocks the conversion of testosterone to its potent metabolite DHT did not experience a significant difference in changes in certain outcomes such as muscle mass, muscle strength, or sexual function compared to men who did not receive dutasteride, according to a study in the March 7 issue of JAMA. ...> Full Article


Researchers announce new advance in body 'chemical switch' study (3/10/2012)

Researchers announce new advance in body 'chemical switch' studyScientists investigating a "biochemical switch" linked to strokes and heart disease claim to have made an advance in understanding how it is "turned on." ...> Full Article


Women decrease condom use during freshman year of college, study finds (3/10/2012)

Research from the Miriam Hospital offers some of the first clues to how condom use changes during the college years. ...> Full Article


Molecular duo dictate weight and energy levels (3/9/2012)

Molecular duo dictate weight and energy levelsYale University researchers have discovered a key cellular mechanism that may help the brain control how much we eat, what we weigh, and how much energy we have. ...> Full Article


Vitamin D intake may be associated with lower stress fracture risk in girls (3/9/2012)

Vitamin D may be associated with a lower risk of developing stress fractures in preadolescent and adolescent girls, especially among those very active in high-impact activities, according to a report published Online First by Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals. ...> Full Article


Fast-food menu calorie counts legally compliant but not as helpful to consumers as they should be (3/8/2012)

Calorie listings on fast-food chain restaurant menus might meet federal labeling requirements but don't do a good job of helping consumers trying to make healthy meal choices, a new Columbia University School of Nursing study reports. ...> Full Article


Eating citrus fruit may lower women's stroke risk (3/7/2012)

Eating higher amounts of a compound in citrus fruits, especially oranges and grapefruit, may lower ischemic stroke risk. Women who ate high amounts of the compound had a 19 percent lower risk of ischemic stroke than women who consumed the least amount. ...> Full Article


Scientists discover likely new trigger for epidemic of metabolic syndrome (3/6/2012)

UC Davis scientists have uncovered a key suspect in the destructive inflammation that underlies heart disease and diabetes. ...> Full Article


The heart beats to the rhythm of a circadian clock (3/5/2012)

Researchers explain the molecular linkage between the circadian clock and the deadly heart rhythms that lead to sudden death, which is more likely to occur shortly after waking in the morning and in the late night. ...> Full Article


Burning calories at the gym avoids burnout at work (3/4/2012)

Dr. Sharon Toker of Tel Aviv University discovered that employees who regularly engaged in physical activity experienced much lower rates of burnout and depression than their more sedentary colleagues. She says that employers would benefit in terms of both productivity and profit if they encouraged the physical fitness of their workers. ...> Full Article


Rest versus exercise: Equally effective on lower back pain (3/4/2012)

Lower back pain due to Modic changes can be hard to treat and the currently recommended therapy of exercise and staying active often does not help alleviate the pain. Results of a trial, published in BioMed Central's open-access journal BMC Medicine, comparing exercise therapy, and staying active, to daily rest and lumbar support, showed that both treatments resulted in the same small level of improvement in pain, disability, and general health. ...> Full Article


Do women with bulimia have both an eating disorder and a weight disorder? (3/3/2012)

Researchers at Drexel University have found that a majority of women with bulimia nervosa reach their highest-ever body weight after developing their eating disorder, despite the fact that the development of the illness is characterized by significant weight loss. Their new study, published online last month in the International Journal of Eating Disorders, adds to a body of recent work that casts new light on the importance of weight history in understanding and treating bulimia. ...> Full Article


An 'off' switch for pain (3/3/2012)

Pain? Just turn it off! It may sound like science fiction, but researchers based in Munich, Berkeley and Bordeaux have now succeeded in inhibiting pain-sensitive neurons on demand, in the laboratory. The crucial element in their strategy is a chemical sensor that acts as a light-sensitive switch. ...> Full Article


In food form, some probiotics have a better chance to promote health (3/2/2012)

Functional foods containing bacteria with beneficial health effects, or probiotics, have long been consumed in Northern Europe and are becoming increasingly popular elsewhere. The bacteria have to survive in the very hostile environment of the digestive tract. Scientists from the Norwegian University of Life Sciences have developed a "model gastric system" for evaluating the survival of bacteria strains in the human digestive system, and determined that some bacteria strains survive better when consumed as fermented milks. ...> Full Article


Low levels of omega-3 fatty acids may cause memory problems (3/2/2012)

A diet lacking in omega-3 fatty acids, nutrients commonly found in fish, may cause your brain to age faster and lose some of its memory and thinking abilities, according to a study published in the Feb. 28, 2012, print issue of Neurology, the medical journal of the American Academy of Neurology. Omega-3 fatty acids include the nutrients called docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA). ...> Full Article


Toxic aldehydes detected in reheated oil (3/1/2012)

Toxic aldehydes detected in reheated oilResearchers from the University of the Basque Country have been the first to discover the presence of certain aldehydes in food, which are believed to be related to some neurodegenerative diseases and some types of cancer. These toxic compounds can be found in some oils, such as sunflower oil, when heated at a suitable temperature for frying. ...> Full Article


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Vitamin supplement successfully prevents noise-induced hearing loss



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