India, July 29 -- Alzheimer's disease is a neurodegenerative condition in which symptoms progressively worsen over time, and there is currently no cure. Therefore, the focus remains on early detection to manage the symptoms and slow the progression. One groundbreaking development is the emergence of blood-based biomarkers, which are changing the diagnostic landscape. A simple blood test may help identify the disease earlier and more accurately.ALSO READ: Your brain is not built for multitasking: Neurologist explains what it does to attention span

Weighing in on this development, Dr Vishal Chafale, consultant in interventional neurology at Apollo Hospitals, Navi Mumbai, explained how the blood test works and what it measures. He answered ...