This groundbreaking explanation of the causes and treatment of Alzheimer's disease rests on the author's belief that Alzheimer's is merely one of several types of dementia¿and that in most cases dementia is avoidable. He further explains that the variousforms of dementia may well be different manifestations of the same set of underlying problems. Rather than being the inevitable result of aging, the author asserts dementia is primarily the result of bad diet, stress, lack of mental and physical exercise,and other poor lifestyle choices. Dr. Mendelson begins his book with a straightforward explanation of how the brain ages¿physically, structurally, and chemically. He then explains the various methods for diagnosing dementia, as well as how it can oftenbe misdiagnosed if a person has suffered a head injury or stroke, has a hormone or vitamin deficiency, or is taking a medication whose side effects can mimic dementia. The remainder of the book is prescriptive, and...