What exactly is Alzheimer's disease and dementia? With Alzheimer's and dementia now reckoned to affect many in our population, this is a question that more and more people need to ask. Understanding Alzheimer's and Dementia provides a clear and concise introduction to this fascinating and complex subject. Written in accessible, non-specialist language it provides an ideal introduction for parents, carers, partners - indeed for anyone who is faced with a loved one or client with these conditions.