Daily Mail | Family of grandmother with Alzheimer's say disease has made her always HAPPY Daily Mail Maureen Barnett, 65, was diagnosed with vascular dementia in 2003 and at one point the disease and medication left her unable to speak. But after she was also diagnosed with Alzheimer's disease three years ago her family said her personality totally ... Rare dementia side effect leaves mother 'constantly happy' and it's having a great effect on all her family |