Alzheimer's will kill about 45 million of the currently living Americans. It's in the top five leading causes of death. While that's difficult to wrap your head around, all hope is not lost. More research concerning this disease is surfacing all the time. Our understanding of it and ways to combat it continue to increase.

Our guest today is one of the heroes leading the charge against Alzheimer's, Dr. Dale Bredesen. He's recognized that traditional means of treating Alzheimer's aren't very effective. Armed with his knowledge as a medical doctor, his career has been guided by a simple idea: that Alzheimer’s as we know it is not just preventable, but reversible.