Study data from more than 38,000 Dutch adults showed those with high levels of vitamin K from their diet had a 20% lower risk of Type 2 diabetes. Researchers said that both vitamin forms -- K1 from green leafy vegetables and K2 from meat, cheese and eggs -- conferred the benefit, but the relationship was stronger with vitamin K2.
The journal Physiology & Behavior recently published an entire issue on beverages and health, including a study on dairy consumption and energy and one on alcohol, appetite and weight. Researchers on a study on patterns of beverage consumption found a shift to increased levels of sugar-sweetened beverages and alcohol, increased juice intake, and limited amounts of reduced-fat milk and continued consumption of whole milk.
The Oxygen Radical Absorbance Capacity test attempts to measure the actual antioxidant activity of foods, but it is not definitive because values can vary depending on freshness, storage, processing and other factors, nutrition expert Monica Reinagel says. She says lists of foods with high ORAC values can be useful, but it's important to consider quantity measures and to realize that the body can only use so many antioxidants in a day.
Anorexia nervosa's negative effect on brain volume may be reversed when patients with the eating disorder gain weight, research showed. Gray matter volume improved for women in the study who gained pounds, but it did not return to normal levels, the study said.
A study of overweight teenage boys found those who took fish oil supplements reduced their blood pressure levels, which could reduce their risk of stroke, researchers said. The data also showed a small boost in HDL cholesterol and non-HDL cholesterol among those taking the supplements.