Headlines & Global News | Long-Term Treatment With Blood Thinner Warfarin Linked To Dementia, Alzheimer's Disease Headlines & Global News The study was conducted by researchers from the Intermountain Medical Center Heart Institute in Salt Lake City and found that AF patients that were treated with warfarin long term had higher rates of dementia, Alzheimer's disease and vascular dementia ... Atrial fibrillation and poor management of warfarin may increase risk of dementia Warfarin, AF May Each Contribute to Dementia Risk in Atrial Fibrillation Warfarin use for atrial fibrillation increases dementia risk |