An MIT team has shown that this phenomenon.

Individuals were first studied if they were 39-64 years old and didn’t possess dementia. The researchers observed factors including: age, years of education, body mass index, blood pressure, total cholesterol rate, smoking status, physical inactivity and position of the APOE gene, which may indicate genetic risk for Alzheimer’s disease. Related StoriesSpecial orchestra boosts feeling and confidence in individuals with dementiaResearchers find that stem cell treatment may reduce cognitive impairment related to dementia with Lewy bodiesCeliac individuals at no increased risk for dementia, study findsThe researchers say they have identified risk predictors in middle age group that may help to identify people more likely to suffer dementia in later life and as with cardiovascular disease and other illnesses, lifestyle factors will be the key to preventing the threat of Alzheimer’s disease and other forms of dementia.