Diet, exercise, a good night's sleep-- all sound recommendations for mitigating one's risk for everything from heart disease to diabetes and, as it turns out, Alzheimer's.

The neurodegenerative condition affects an estimated 5.3 million people in the United States alone and that number that is sure to grow as the population continues to age. But several simple strategies may help some stave off the disease, according to a new book by UC Santa Barbara neuroscientist Kenneth S. Kosik.

Spelling out what you can do to reduce your risk of getting Alzheimer's, "Outsmarting Alzheimer's" offers dozens of effective health "prescriptions" that are easy to implement.