Nutrition Review

Antioxidants increasingly have been praised for their benefits against disease and aging, but recent studies at Kansas State University show that they also can cause harm. Researchers in K-State's Cardiorespiratory Exercise Laboratory have been studying how to improve oxygen delivery to the skeletal muscle during physical activity by...

Bonn researchers have discovered an elementary mechanism which regulates vital immune functions in healthy people. In situations of hunger which mean stress for the body's cells, the body releases more antimicrobial peptides in order to protect itself. The scientists will publish their results in the journal Nature.

Adults aged over 70 years who are classified as overweight are less likely to die over a ten year period than adults who are in the 'normal' weight range, according to a new study published in the Journal of The American Geriatrics Society.

In a head-to-head comparison, two popular weight loss methods proved equally effective at helping participants lose significant amounts of weight. But, in a surprising twist, a low-carbohydrate diet proved better at lowering blood pressure than the weight-loss drug orlistat, according...

Giving people living in nursing facilities vitamin D can reduce the rate of falls, according to a new Cochrane Review. This finding comes from a study of many different interventions used in different situations. In hospitals, multifactorial interventions and supervised exercise programs also showed benefit.

An Australian study has found that walking for two and a half hours a week can significantly improve memory problems in the over-50s. The study was led by Professor Nicola T. Lautenschlager, the Chair of Old Age Psychiatry at...

Patients with coronary heart disease who had higher omega-3 fatty acid blood levels had an associated lower rate of shortening of telomere length, a chromosome marker of biological aging, raising the possibility that these fatty acids may protect against cellular aging, according to a study...

Current research suggests that the flu may predispose to secondary bacterial infections, which account for a significant proportion of mortality during flu pandemics. The report by Lee et al. appears in the February 2010 issue of The American Journal of Pathology.

Why does an apple a day keep the doctor away? New research published in the open access journal BMC Microbiology contributes to our understanding of why eating apples is good for you. Microbiologists from the National Food Institute at the University of Denmark fed rats on a diet that was rich...

Scientists are reporting the first evidence from human research that blueberries -- one of the richest sources of healthful antioxidants and other so-called phytochemicals -- improve memory. They said the study establishes a basis for comprehensive human clinical trials to determine whether blueberries really...