Archive for November, 2008

Vitamin K1 (phylloquinone) supplements helped maintain insulin sensitivity in elderly men in a study of 355 non-diabetic men and women ages 60 to 80 who completed a three-year clinical trial at the Jean Mayer Human Nutrition Research Center on Aging at Tufts University (USDA HNRCA). “Men who received vitamin K supplementation had less progression in […] – Obesity gradually numbs the taste sensation of rats to sweet foods and drives them to consume larger and ever-sweeter meals, according to neuroscientists. Findings from the Penn State study could uncover a critical link between taste and body weight, and reveal how flab hooks the brain on sugary food. “When you have a […]

JAMA / Archives – Face-to-face and telephone follow-up sessions appear to be more effective in the maintenance of weight loss for women from rural communities compared with weight loss education alone, according to a report in the November 24, 2008 issue of Archives of Internal Medicine. In addition, telephone counseling appears to be just as […]

JAMA – The increased risk of cardiovascular events for patients with coronary heart disease and symptoms of depression appears to be largely explained by a change in health behaviors, especially a lack of physical activity or exercise, according to a study in the November 26, 2008 issue of JAMA. Depression has long been recognized as […] – Johns Hopkins researchers have discovered that a drop in blood potassium levels caused by diuretics commonly prescribed for high blood pressure could be the reason why people on those drugs are at risk for developing type 2 diabetes. The drugs helpfully accelerate loss of fluids, but also deplete important minerals, including potassium, so […]

JAMA / Archives – Older adults who take the diabetes medication rosiglitazone appear to have a higher risk of death and heart failure than those taking the related medication pioglitazone, according to a report in the November 24, 2008 issue of Archives of Internal Medicine. In 1997, a new class of oral medications known as […]