Diet and exercise may improve physical function and quality of life in older obese adults

A recent review and analysis of published studies since 2005 found low-to-moderate evidence that dietary and exercise interventions can improve physical function and quality of life in older adults…

‘Insufficient evidence’ that natural sweetener xylitol prevents tooth decay

A new review of published studies found low-quality evidence that xylitol in toothpaste protects against cavities, and even less quality evidence of it doing so in other products.

News from Annals of Internal Medicine: 12 November 2013

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Insufficient evidence that multivitamins prevent cancer, cardiovascular disease or death

A systematic review of published studies found insufficient evidence that vitamin and mineral supplements are effective for preventing cardiovascular disease (CVD), cancer, or mortality from those diseases in healthy adults, according to an article published in Annals of Internal Medicine…

Green Tea May Lower "Bad" Cholesterol, New Analysis

A new analysis of published studies finds that consuming green tea, either as a beverage or in capsule form, is linked to significant but modest reductions in total and LDL or “bad” cholesterol, but the researchers found no link with HDL or “good” cholesterol and triglycerides. Dr Olivia J…