Estimates vary, but experts suggest that more than 5.5 million Americans, most of them age 65 or older, may have dementia caused by Alzheimer’s (NIH fact sheet 6/17/2020), (www.nih.gov). Combining more healthy lifestyle behaviors was associated with a substantially lower risk for Alzheimer’s disease in a study that included data from nearly 3,000 research participants. Those who adhered to four or all of the five specified healthy behaviors were found to have a 60% lower risk of Alzheimer’s. The behaviors…..