Daily Mail | Exercise in middle age 'prevents Alzheimer's disease' Daily Mail Regular exercise is the best lifestyle change a middle-aged person can make to prevent dementia, a landmark study has revealed. Activity of any intensity, from walking the dog to mountain climbing, helps prevents the cognitive decline typical in ... Exercise may be #1 way to prevent dementia Undiagnosed Dementia Puts Seniors at Risk, and Other News Multiple Brain Microbleeds Linked To Cognitive Decline and Risk of Dementia |