Wine and beer consumption could be linked to the risk of developing dementia over the age of 65, according to research. The Institute of Preventive Medicine in Copenhagen has conducted research that has indicated that people who drink beer, even as infrequently as once a month - are more than twice as likely to experience a deterioration in mental functioning, known as dementia, after age 65. However, wine weekly wine drinkers were 70% less likely to develop dementia over 65 than non-wine drinkers, and monthly wine drinker were 60% less likely the research showed.