In this new edition, the author examines the current state of knowledge about Alzheimer's disease. With precision and clarity, he reviews our increased scientific knowledge, improved diagnosis due to better collaboration between psychologists and physicians, developments in the treatment of the disease, as well as numerous other aspects.In France, the massive deaths among old-age pensioners, following last summer's heatwave, focused attention on a serious public health problem concerning dependence in old age ? a key issue in Alzheimer's disease.Hubert Aupetit, a journalist and writer, contributes to numerous specialist medical publications.