Alzheimer's disease Q & A: Health Chats The Plain Dealer Alzheimer's disease, which affects more than 5 million Americans, is the most common form of dementia and is the 6th leading cause of death in the U.S. In 2013, 15.5 million caregivers provided an estimated 17.7 billion hours of unpaid care valued at ... Dementia is a ticking time bomb for health care costs Blood test could help diagnose Alzheimer's earlier |