Alzheimer's disease a disease of elderly is a relentless disease with catastrophic consequences not only for the patient but also for the family. It is frightening because once it starts it has no definite treatment and it is relentless in its progression. Medicines available currently offer only some help. Once diagnosed the patients generally die of its various consequences/complications within 8-10 years. Death may be due to pneumonia nutrition deficiency or even due to a high-risk behaviour of the patients wandering into dangerous situations. On the occasion of World Alzheimer's day on 21st September Dr Pranav Kumar Senior Consultant Neurosurgeon