http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (Medical Xpress)—Consumption of whole walnuts or their extracted oil can reduce cardiovascular risk through a mechanism other than simply lowering cholesterol, according to a team of Penn State, Tufts University and University of Pennsylvania researchers. http://medicalxpress.com/news/2013-05-walnuts-oil-cardiovascular-disease.html Health Wed, 08 May 2013 11:15:49 EST news287230528 (Medical Xpress)—New research shows that drinking one to three glasses of champagne a week may counteract the memory loss associated with ageing, and could help delay the onset of degenerative brain disorders, such as dementia. http://medicalxpress.com/news/2013-05-scientists-reveal-champagne-memory.html Health Wed, 08 May 2013 09:30:03 EST news287221913 The health benefits of sea vegetables such as seaweed have been well documented by nutrition experts. Traditionally, those eating seaweed-based diets have shown fewer instances of obesity, diabetes, Alzheimer's disease and other nervous disorders. http://medicalxpress.com/news/2013-04-analysing-benefits-seaweed-smes.html Health Thu, 25 Apr 2013 10:40:59 EST news286105254 Many Canadians are concerned about dietary sodium and welcome government intervention to reduce sodium intake through a variety of measures, including lowering sodium in food, and education and awareness, according to a national survey. The top barriers to limiting sodium intake are a lack of lower sodium packaged and processed foods and lower sodium restaurant menu options. http://medicalxpress.com/news/2013-03-canadians-interventions-dietary-salt.html Health Wed, 13 Mar 2013 00:00:01 EST news282333162 Canadians can track how much salt they're eating and identify the main sources of sodium in their diet using a new online Salt Calculator. http://medicalxpress.com/news/2013-03-sodium-online-salt-sums.html Health Mon, 11 Mar 2013 09:45:49 EST news282213940 Fat. Sugar. Salt. Americans have a love-hate relationship with these ingredients. We know we should consume them in moderation. After all, we've been told again and again that being overweight or obese can cause health problems. But they make foods taste so darn good! Can being overweight really be so bad? http://medicalxpress.com/news/2013-03-probing-overweight-bad-health.html Overweight and Obesity Fri, 08 Mar 2013 09:00:01 EST news281953492 Pregnant women should avoid taking vitamin D supplements. Substitution appears to raise the risk of children developing a food allergy after birth. This was the conclusion drawn from a new survey carried out by the Helmholtz Centre for Environmental Research and the Martin Luther University in Halle-Wittenberg in Germany which was published in the February issue of the medical journal Allergy. http://medicalxpress.com/news/2013-02-link-high-vitamin-d-mothers.html Immunology Wed, 27 Feb 2013 10:50:01 EST news281183457 (Medical Xpress)—A study of 177 teenagers looks at whether teens are open to receiving text messages about health and what kind of information those messages should contain. http://medicalxpress.com/news/2013-01-explores-teen-health-text-message.html Health Fri, 18 Jan 2013 07:53:33 EST news277717755 Eating diets high in sugar and fat may not affect the health outcomes of older adults ages 75 and up, suggesting that placing people of such advanced age on overly restrictive diets to treat their excess weight or other conditions may have little benefit, according to researchers at Penn State and Geisinger Healthcare System. http://medicalxpress.com/news/2013-01-diet-impact-health-outcomes-older.html Health Mon, 14 Jan 2013 16:16:36 EST news277402589 University of Illinois researchers have developed a model that uses neonatal piglets for studying infant brain development and its effect on learning and memory. To determine if the model is nutrient-sensitive, they have done some research on the effects of iron-deficient diets. http://medicalxpress.com/news/2012-12-iron-deficiency-cognitive-insights-piglets.html Health Mon, 03 Dec 2012 13:09:35 EST news273762565 (Medical Xpress)—News reports broke this week that since 2003, three Canadian teens have died from drinking energy drinks, and 35 others have suffered series side effects like amnesia and irregular heartbeat. Young people are increasingly turning to energy drinks to fuel study sessions, as well as coming to rely on them in everyday life. But according to a U of T caffeine expert, these kids are playing a dangerous game. http://medicalxpress.com/news/2012-11-dangerous-energy-young-people.html Health Wed, 21 Nov 2012 08:18:15 EST news272708164 (Medical Xpress)—Pica—craving and intentionally consuming nonfood substances, such as earth—and amylophagy, eating raw starches—are widespread among people around the world, including the U.S. Some 180 species of animals are also known to engage in pica, possibly to rid themselves of toxins. http://medicalxpress.com/news/2012-11-documents-high-incidence-pica-madagascar.html Health Wed, 07 Nov 2012 07:17:48 EST news271494883 (Medical Xpress)—Neither genes nor the environment alone can predict obesity in children, but when considered together a strong relationship emerges, according to researchers at Penn State, St. Luke's Roosevelt Hospital and the Albert Einstein College of Medicine. The researchers found that children who have a genetic variant that makes them less sensitive to the taste of certain bitter compounds, also called "non-tasters," were significantly more likely to be obese than children who were "tasters" of these compounds—but only when they lived in an unhealthy food environment. http://medicalxpress.com/news/2012-11-interaction-genes-environment-obesity-children.html Overweight and Obesity Thu, 01 Nov 2012 06:52:46 EST news270971554 As child reality TV star Honey Boo Boo continues to capture the attention of audiences with her boisterous personality and her own show about life on the child beauty pageant circuit, a new paper published today in the Journal of the American Academy of Child and Adolescent Psychiatry takes a critical look at the very types of pageants in which she and thousands of other children compete in America every year. http://medicalxpress.com/news/2012-10-princess-proxy-child-beauty-pageants.html Health Fri, 26 Oct 2012 16:00:23 EST news270486005 Evidence linking partial sleep deprivation to energy imbalance is relevant to weight gain prevention and weight loss promotion. A new study published today in the Journal of the Academy of Nutrition and Dietetics bases this finding on an extensive review of literature published over a fifteen-year period. http://medicalxpress.com/news/2012-10-partial-deprivation-linked-obesity.html Overweight and Obesity Wed, 24 Oct 2012 02:40:50 EST news270265234 Recent studies have linked caffeine consumption to a reduced risk of Alzheimer's disease, and a new University of Illinois study may be able to explain how this happens. http://medicalxpress.com/news/2012-10-caffeine-block-inflammation-linked-mild.html Neuroscience Tue, 09 Oct 2012 15:21:20 EST news269014866 If a mother exercises during her pregnancy, will that benefit her children? Researchers at the University of Kentucky have initiated studies to look into the idea: a group from the UK Graduate Center for Nutritional Sciences has received a $100,000 grant from the National Institutes of Health to study whether maternal exercise during pregnancy can lead to a reduced risk of cancer in offspring. http://medicalxpress.com/news/2012-09-pregnancy-offspring-cancer.html Cancer Sat, 29 Sep 2012 05:18:27 EST news268114701 A new study published today in the journal Applied Physiology, Nutrition, and Metabolism (APNM) looks beyond the much-feared weight gain common to first-year students and reports on the full 4-year impact of higher education on weight, BMI, and body composition. http://medicalxpress.com/news/2012-09-school-higher-fat.html Overweight and Obesity Mon, 17 Sep 2012 11:26:27 EST news267099978 Malnutrition is common among HIV-infected pregnant women even when they receive antiretroviral therapy, leading to low birth weight and other health problems in their infants, according to a recent study conducted by a Cornell University faculty member working with the Makerere University-UCSF Research Collaboration. http://medicalxpress.com/news/2012-09-hiv-infected-women-susceptible-malnutrition-pregnancy.html HIV & AIDS Mon, 10 Sep 2012 07:35:01 EST news266481287 (Medical Xpress) -- For years, researchers have known that obesity, type 2 diabetes and low-level inflammation are linked, but how they are connected has not been well understood. http://medicalxpress.com/news/2012-05-killer-t-cells-counter-obesity-related-diabetes.html Diabetes Tue, 08 May 2012 06:30:01 EST news255676474 A calorie is simply a measurement of energy. But it's also the source of confusion and worry for many people trying to lose weight. At the same time, calories -- too few or too many -- are causing health problems resulting from malnutrition and obesity that affect billions of people around the world. http://medicalxpress.com/news/2012-04-calories-food-politics.html Health Tue, 24 Apr 2012 05:32:31 EST news254464340 A new book by Barbara Rolls, professor of nutritional sciences and Helen A. Guthrie Chair in Nutrition at Penn State, aims to help people control their hunger while also losing weight. "The Ultimate Volumetrics Diet" will be available in stores and online on April 10. http://medicalxpress.com/news/2012-03-ultimate-volumetrics-diet-people-weight.html Health Mon, 26 Mar 2012 11:34:02 EST news251980438 (Medical Xpress) -- The wider the variety of foods served at a meal, the more a person will eat, new Cornell research shows. Conversely, having a "one-pot" dish, such as a soup, pasta, stew or stir-fry, will cut down on the amount of food and calories consumed. http://medicalxpress.com/news/2012-03-foods-youll.html Health Tue, 13 Mar 2012 05:31:18 EST news250835464 About five years ago, animal studies first revealed the presence of entirely novel types of oral fat sensors or receptors on the tongue. Prior to this time, it was believed that fats were perceived only by flavor and texture cues. With this new information, "everything that we thought we knew about fat perception got turned on its head," said Beverly Tepper, a professor in the Department of Food Science at Rutgers School of Environmental and Biological Sciences. http://medicalxpress.com/news/2012-03-perception-genetic-link-obesity.html Health Mon, 05 Mar 2012 16:26:36 EST news250186951 Oral nutritional interventions help increase nutritional intake and improve some aspects of quality of life (QOL) in malnourished cancer patients or those who are at nutritional risk, but do not effect mortality, according to a study published February 15 in the Journal of the National Cancer Institute. http://medicalxpress.com/news/2012-02-oral-nutritional-interventions-intake-qol.html Cancer Wed, 15 Feb 2012 16:00:04 EST news248543378 A preference for fatty foods has a genetic basis, according to researchers, who discovered that people with certain forms of the CD36 gene may like high-fat foods more than those who have other forms of this gene. http://medicalxpress.com/news/2012-02-gene-fat-humans.html Genetics Fri, 03 Feb 2012 11:13:34 EST news247489929 Ditching the diet for Thanksgiving? Turkey with all the fixings isn't the only temptation causing would-be dieters to miss their goals, according to a new Cornell University review article that finds powerful environmental cues are subconsciously bending willpower every day. http://medicalxpress.com/news/2011-11-gobbling-extra-stuffing-willpower-cheap.html Health Wed, 16 Nov 2011 14:30:01 EST news240674756 It is widely suspected that the current wave of obesity among children will result in greater rates of cardiovascular disease and diabetes over the next few decades. But a second systematic review of research into childhood obesity and metabolic disease in adult life has shown there is little evidence of a direct link and suggests that treating obesity during childhood will remove any risk of lasting harm. http://medicalxpress.com/news/2011-11-childhood-obesity-health.html Health Wed, 16 Nov 2011 09:44:58 EST news240659091 Pesticides and pollutants are related to an alarming 450 percent increase in the risk of spina bifida and anencephaly in rural China, according to scientists at The University of Texas at Austin and Peking University. http://medicalxpress.com/news/2011-10-links-pollutants-percent-birth-defects.html Health Wed, 19 Oct 2011 12:35:31 EST news238246510 Hearing dietary advice twice is enough for patients to get the significant benefits of lower cholesterol, according to a new study led by doctors at St. Michael's Hospital and the University of Toronto. http://medicalxpress.com/news/2011-08-nag-doctors-nutrition-advice-home.html Health Wed, 24 Aug 2011 09:11:50 EST news233395897