For those wishing to live longer, one of the most suitable foods would be grapes. Scientists from Western New England University have proven that these berries increase life expectancy by 5 years.
Researchers have found that if we eat just under two cups of grapes every day, and also eat a diet high in fat, this helps to reduce the risk of so-called fatty liver disease and leads to an increase in life expectancy by 4-5 years. It turns out, among other things, grapes affect gene expression. It contains substances that increase the level of antioxidants. This helps to rejuvenate and slow down age-related processes in the body.
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As for gene expression in the brain, it has a beneficial effect on intelligence, as shown in laboratory mice. True, their conclusions are not always confirmed by further studies among people, but the results already obtained should be recognized as positive. Grapes have long been considered one of the healthiest foods on our planet due to their high levels of antioxidants.
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Oxidative stress in the body is the cause of aging and the development of a number of pathological processes. In order to reduce the effects of oxidative stress and molecules called free radicals, we need antioxidants. Grapes provide high levels of them, and they also contain a beneficial component called resveratrol. (READ MORE) 
University of Western New England
Healthy Lifestyle
Springfield Private University , Massachusetts