India, Sept. 20 -- As one ages, cognitive decline may occur, sometimes due to progressive neurodegenerative diseases such as Alzheimer's. As the condition progresses over time, the focus is often on detecting its symptoms early. Memory-related tests are commonly used to identify possible warning signs, as Alzheimer's affects areas of the brain involved in memory. But to what extent? You will come across many 'Alzheimer's' memory tests online, but are they really accurate?ALSO READ: Want to keep your brain resilient as you age? Dementia specialist shares 7 everyday habits

Dr Abhishek Dixit, in neurology at Paras Health, Gurugram, explained to HT Lifestyle what five-minute memory tests can and cannot reveal, why their results may sometimes...