Everyone knows that eating a healthy diet is, well healthy. It can cut your risk of practically every disease; such as diabetes, cardiovascular disease and there is evidence to show that good nutrition can also reduce the risk of Alzheimer's disease (AD) and other dementias. While there is good evidence to show that a varied and healthy diet helps reduce the risk of a diagnosis, there is little to no research carried out into the effects of a healthy diet on biological markers of the disease. A comparison of normal and healthy brains. However, very recently, Berti et al investigated just that. They took 54 middle-aged people with a dementia score of zero and cognitive performance was in the normal range for their age and education level. They gained full dietary information and took a number of brain scans for different markers of AD. First was brain volume, specifically grey matter volume, which is known to decrease in late stages of AD. Then they looked at a mol
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