03/08/13

Posted 3/8/13

Findings Contrary to Hypotheses or Popular Beliefs

  • Proximity to supermarkets associated with higher body mass index among overweight and obese preschool-age children. Click Here
  • Obesity rates in us workers: comparatively low in food service workers. Click Here
  • Editorial: The prevalence of obesity is comparatively low among foodservice employees. Click Here
  • Systematic review concludes: Educational interventions are effective in treatment, but not prevention, of childhood obesity. Click Here
  • Equivocal results for associations between body mass index and park proximity, size, cleanliness, and recreational facilities. Click Here
  • Health Promoting Schools: interventions and strategies to increase physical activity: Little evidence for benefit on obesity. Click Here
  • Lack of evidence on tai chi-related effects in patients with type 2 diabetes mellitus: A meta-analysis. Click Here
  • Morbidly obese appear to benefit more than do super obese from bariatric surgery and yet seem to be disadvantaged in the UK for access to surgery. Click Here
  • Nutrition and the risk of oral and pharyngeal cancer: The evidence for any association remains weak and clinical significance remains limited. Click Here
  • RCT: Acute sodium ingestion has no effect on short-term food and water intakes, subjective appetite, thirst and glycemic response. Click Here
  • RCT: An incentive-based outdoor physical activity program increases activity but has no effect on obesity. Click Here
  • RCT: No effect of 6 weeks of interactive group classes followed by 6 months of culturally sensitive monthly lifestyle coaching on weight in Latino children. Click Here
  • RCT: SSB and cookie reduction treatment did not produce weight loss. Click Here
  • RCT: Treatment which reduces SSB consumption and alters other lifestyle factors in young children has no effect on BMI. Click Here

Correcting Misinformation

  • Discovery Magazine Corrects ABC's Sensationalist Errors on Physical Activity Study. Click Here
  • Reality Check: There is No Such Thing as a Miracle Food. Click Here

Evolution & Energetics

  • Basal metabolic rate, maximum thermogenic capacity and aerobic scope in rodents: interaction between environmental temperature and torpor use. Click Here
  • Energetic benefits of sociality offset the costs of parasitism in a cooperative mammal. Click Here
  • A novel classification system for evolutionary aging theories. Click Here
  • The Size-Life Span Trade-Off Decomposed: Why Large Dogs Die Young. Click Here
  • An information hypothesis for the evolution of homeostasis. Click Here
  • Effect of three feeding management systems on some reproductive parameters of Scorpion mud turtles (Kinosternon scorpioides) in Brazil. Click Here
  • How a simple adaptive foraging strategy can lead to emergent home ranges and increased food intake. Click Here

Basic Science

  • Acute psychological stress results in the rapid development of insulin resistance. Click Here
  • Beneficial cardiac effects of caloric restriction are lost with age in murine model of obesity. Click Here
  • DAF-16/FOXO regulates homeostasis of essential sleep-like behavior during larval transitions in C. elegans. Click Here
  • Gelatinases impart susceptibility to high-fat diet-induced obesity in mice. Click Here
  • Insulin signalling mechanisms for triacylglycerol storage. Click Here
  • Maintaining Good Hearing: Calorie Restriction, Sirt3, and Glutathione. Click Here
  • Modeling obesity and its associated disorders in Drosophila. Click Here
  • Nuclear genomic control of naturally occurring variation in mitochondrial function in Drosophila melanogaster. Click Here
  • Plin2 found to affect food intake and obesity in mice. Click Here
  • Stimulation of mitochondrial oxidative capacity in white fat independent of UCP1: A key to lean phenotype. Click Here
  • The ghrelin activating enzyme ghrelin-O-acyltransferase (GOAT) is present in human plasma and expressed dependent on body mass index. Click Here

Brown Fat

  • Stable microwave radiometry system for long term monitoring of deep tissue temperature. Click Here
  • Brown adipose tissue as a regulator of energy expenditure and body fat in humans. Click Here
  • Numerical 3D modeling of heat transfer in human tissues for microwave radiometry monitoring of brown fat metabolism. Click Here

Caffeine

  • Caffeine amps up bees' memory. Click Here
  • Caffeine can decrease subjective energy depending on the vehicle with which it is consumed and when it is measured. Click Here
  • Caffeine prevents weight gain and cognitive impairment caused by a high-fat diet while elevating hippocampal BDNF. Click Here

Cancer & Obesity

  • Visceral fat causally linked to intestinal cancer in mice. Click Here
  • Anthropometric factors in relation to risk of glioma. Click Here
  • First evidence that obesity gene is risk factor for melanoma. Click Here

Commentary

  • Audio: NPR - Your child's fat, mine's fine: Rose-colored glasses and the obesity epidemic. Click Here
  • It is time to define metabolically obese but normal-weight individuals. Click Here
  • Video: Gary Taubes offers his views on obesity. Click Here

Economics

  • Economic globalization, inequality and body mass index: a cross-national analysis of 127 countries. Click Here
  • NYT: How Economics Can Help You Lose Weight. Click Here

Ethics

  • Addiction to non-integrity? Click Here
  • If nudge cannot be applied: A litmus test of the readers' stance on paternalism. Click Here
  • Psychologists launch a bare-all research initiative. Click Here
  • Shifting the concept of nudge. Click Here
  • The downside of open-access publishing. Click Here

Methods

  • Emergence of large treatment effects from small trials—reply. Click Here
  • NCI: Measurement Error Webinar Series. Click Here
  • Prediction of body mass index status from voice signals based on machine learning for automated medical applications. Click Here

Physical Activity

  • Release of ANP and fat oxidation in overweight persons during aerobic exercise in water. Click Here
  • Observed declines in high levels of recreational exercise and other physical activity can potentially account for between 12-30% of the increase in obesity. Click Here
  • Physical Activity Guidelines for Americans Midcourse Report Strategies to Increase Physical Activity Among Youth. Click Here
  • The association of variety on physical activity: A cross-sectional study. Click Here
  • Why four workouts a week may be better than six. Click Here

Policy - Related

  • A qualitative study of nutrition-based initiatives at selected food banks in the Feeding America Network. Click Here
  • Survey finds public support for some legal interventions to fight obesity, but not for some others. Click Here
  • Restricting marketing to children: Consensus on policy interventions to address obesity. Click Here
  • The aftermath of the 2005 Institute of Medicine Report on food marketing and the diets of children and youth. Click Here
  • IOM Report: Challenges and opportunities for change in food marketing to children and youth - workshop summary. Click Here
  • Academy of the Medical Royal Colleges called for ban on advertising for foods high in saturated fats, sugar and salt before 9pm. Click Here
  • New York City's new drink rules add wrinkle to coffee orders. Click Here
  • The Economist on: The gentle fight against childhood obesity. Click Here

Sex Differences

  • Sex differences in salt-sensitivity risk approximated from ambulatory blood pressure monitoring and mortality. Click Here
  • Sex-associated differences in free fatty acid flux of obese adolescents. Click Here

Sugar

  • David Katz on "Sweet Nothings, Bitter Truth". Click Here
  • Mark Bittman "It's the Sugar, Folks". Click Here
  • No, It's Not the Sugar - Bittman and MotherJones have overinterpreted another study. Click Here
  • RCT: Mixed methods evaluation of a randomized control pilot trial targeting sugar-sweetened beverage behaviors. Click Here

Translational - Drugs & Surgery

  • RCT: Metabolic Effects of Bariatric Surgery in Patients With Moderate Obesity and Type 2 Diabetes: surgery vs. intensive medical treatment. Click Here
  • Exenatide as a novel weight loss modality in patients without diabetes. Click Here
  • Failure and salvage of "INFIX" instrumentation for pelvic ring disruption in a morbidly obese patient. Click Here
  • Gastric bypass surgery elevates NT-ProBNP levels. Click Here
  • Science, clinical outcomes and the popularization of diabetes surgery. Click Here
  • Subcallosal cingulate deep brain stimulation for treatment-refractory anorexia nervosa: a phase 1 pilot trial. Click Here

Food & Nutrition

  • Food as a hormone. Click Here
  • Estimated portion sizes of snacks and beverages differ from reference amounts and are affected by appetite status in non-obese men. Click Here
  • Impact of dairy products on biomarkers of inflammation: a systematic review of randomized controlled nutritional intervention studies in overweight and obese adults. Click Here
  • Video: Douglas Paddon-Jones on "The Role of Protein in Health and Disease". Click Here
  • Ancient Roman diet grain-based. Click Here
  • Effects of a higher-protein breakfast on the appetitive, hormonal, and neural signals controlling energy intake regulation in overweight/obese, "breakfast-skipping," late-adolescent girls. Click Here
  • Normal protein intake is required for body weight loss and weight maintenance, and elevated protein intake for additional preservation of resting energy expenditure and fat free mass. Click Here
  • Whey protein sweetened beverages reduce glycemic and appetite responses and food intake in young females. Click Here

Translational - Other

  • Gut bacterial microbiota and obesity. Click Here
  • How does time poverty affect behavior? A look at eating and physical activity. Click Here
  • Stagnation in the clinical, community and public health domain of obesity: the need for probative research. Click Here

Translational - Behavioral

  • Food memories may aid weight loss. Click Here
  • RCT: Cash Incentives, Penalties May Spur People to Shed More Pounds. Click Here
  • RCT: Philanthropic volunteering leads to lower BMIs. Click Here

General & Miscellaneous Science

  • Audio: Alan Alda on Communicating Science Effectively. Click Here
  • Blood vessels 'sniff' gut microbes to regulate blood pressure. Click Here
  • Defense traits of larval Drosophila melanogaster exhibit genetically based trade-offs against different species of parasitoids. Click Here
  • NIH Director, Frances Collins, Challenged Over NCI-Funded Research Linking Tea Party With Tobacco Companies. Click Here
  • The Human Body - In "Google Map" form. Click Here

Announcements

  • Post-Doctoral Fellow Opportunity: Section on Health Choice, Policy and Evaluation NYU School of Medicine. Click Here
  • Biologic Responses to Weight Loss and Weight Regain Research Symposium. Click Here
  • Workshop on Systems Methods for Understanding Obesity, Johns Hopkins University, April 2013. Click Here