Alzheimer’s Disease a neurodegenerative disorder of the brain affects millions all across the world. Living with this condition characterised by decline of memory and other cognitive skills like thinking and reasoning can be a real challenge. What makes it even more challenging is the fact that the symptoms appear decades after much of the damage has been done. So catching the early signs of this neurological degeneration is very crucial for the management of Alzheimer’s Disease. In a recent development scientists have identified a biomarker that can detect this condition much earlier than the symptoms occur. The name of the