Dr. Kim Johnson, Duke University doctor on Alzheimer's

There are a number of diseases that impact Americans on a daily basis but it is estimated that 6.7 million Americans are living with Alzheimer's disease or dementia and with that in mind we wanted to talk more about this disease and its impact not just on patients but on families as a whole. With Chris Edwards to talk about this further is Dr. Kim, Johnson, Division Chief of Memory Disorders in the Duke Department of Neurology.