May 21 is World Alzheimer's Day. One fine day Pradeep Singh Rana 65 completely forgot the way to the house he had lived for more than 40 years. He had to actually stop and seek help. It was a wakeup call that he perhaps had Alzheimer's an incurable form of dementia commonly affecting people above 60. When he was consulting his GP who has been his doctor for 20 years he realised that this was not the first time that he had forgotten something. He was not able to recall some past memories. His doctor-cum-friend advised him to undergo a