Psychology & Psychiatry

Altruistic suicide in organisms helps kin

The question of why an individual would actively kill itself has been an evolutionary mystery. Death could hardly provide a fitness advantage to the dying individual. However, a new study has found that in single-celled algae, ...

Medical research

Researchers discover secret of bowel movement

High performance athletes like Olympians can push their bodies to optimal potential, but some of the ways the human body actually works is still a mystery. Now McMaster University researchers have cleared up one aspect of ...

Health

Are raw food claims overcooked?

Eating only raw foods has emerged as a popular dietary trend. Proclaiming an emotive health message, it is enough to make you think twice before next adding heat to your food. But fear not – on the scales of health, there ...

Health

Dietary counseling has little effect after gastric bypass

(HealthDay)—Dietary and behavioral counseling can help improve nutrient intake in patients who have had gastric bypass surgery, but nutrient intake still remains inadequate in many patients, according to a study published ...

Health

Nutrient-based tax could cut nation's medical bills

(Medical Xpress)—To reduce obesity-related disease in America, many policymakers and public health officials have proposed either taxing products that make us fat or taxing individual nutrients in fattening foods, like ...

Medical research

Intestinal bacteria influence food transit through the gut

Food transit through the small intestine affects the body's absorption of nutrients and, consequently, our health. The discovery that food transit time is regulated by a hormone indicates new ways to increase the intestinal ...

Medical research

Weight loss through the use of intestinal barrier sleeves

Scientists from the Helmholtz Zentrum München in cooperation with the University of Cincinnati, USA, have discovered that the placement of a non-permeable tube in the small intestine leads to reduced nutrient absorption ...

Health

Scientists develop improved method to estimate calories

Mom was right. It's important to chew your food fully. Chewing begins the digestive process of liberating nutrients from their food matrix, and this release is necessary before nutrients are considered "bioaccessible." In ...

Health

Commercial baby foods don't meet infants' weaning needs

UK commercial baby foods don't meet infants' dietary weaning needs, because they are predominantly sweet foods that provide little extra nutritional goodness over breast milk, indicates research published online in Archives ...

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