Why do we care about brain health? -- What is your brain, and how does it work? -- The aging brain : what's normal, what's not -- Warning signs that something is not right -- Delirium -- Sudden confusion : a case example of delirium -- Defining the dementing diseases -- Other insults to the brain -- Lowering your risk for cognitive decline and dementia -- Cognitive exercises to lower your risk -- Managing expectations -- Sexuality in normal aging and dementia -- Practical advice for people with dementia and their caregivers -- Advice in the case of stroke or other sudden onset cognitive problems -- Caregiver survival guide -- Tales from the other side of the bed : a patient's perspective.