Moderate consumption of alcohol is known to have a protective effect against heart disease but sadly it appears that it does not have a similar protective effect on the brain. A study of 1,839 adults by researchers at Wellesley College in the U.S. who had an average age of 60 used an MRI scan to measure the size and health of participants' brains. The participants were also asked how much alcohol they consumed per week, their age, sex, education, height, weight, body-mass index and stroke risk. The more alcohol people consumed the lower their brain volume; an effect which was more pronounced in women than men.
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