1. Introduction.- 2. Biology of Oxidative Stress.- 3. Oxidative Stress in Neuronal Death and Apoptosis.- 4. Oxidative Stress, Cerebral Aging and Longevity.- 5. Oxidative Stress in Alzheimers Disease.- 6. Oxidative Stress in Downs Syndrome.- 7. Oxidative Stress in Amyotrophic Lateral Sclerosis.- 8. Oxidative Stress in Parkinsons Disease.- 9. Conclusions.This is the first book to point out the role of oxidative stress as a causal agent in neurodegenerative diseases (e.g. Alzheimer's disease).Springer Book Archives