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No hard evidence champagne prevents dementia

"Drinking three glasses of champagne per week could help stave off dementia and Alzheimer's disease," the Daily Mirror reports. But before you break out the Bolly, you should know the study that prompted this headline was on rats.

A slightly improved maze performance in a small number of rats does not necessarily translate into humans having a reduced risk of dementia from drinking champagne. The health risks of consuming large amounts of alcohol are well known.

If you want to increase your flavonoid intake, there are far cheaper – and healthier – alternatives to champagne, such as parsley, peanuts and blueberries. But whether these would actually prevent dementia is unproven. 

Read more on the NHS Choices website.