By Bob DeMarco Alzheimer's Reading Room Editor My name is Bob DeMarco, I am an Alzheimer's caregiver. My mother Dorothy, now 93 years old, suffers from Alzheimer's disease. We live our life one day at at time. Last week I wrote -- Worried About Alzheimer's? Tip #1 Exercise. I mentioned that more than 100 million American's are touched by Alzheimer's, and more than 33 million are worried about Alzheimer's. I also discussed these scientific facts: There are at least 18 resear