Sydney (Australia) Morning Herald Dementia - it's all in the mind A University of Virginia study from 2005, With Sadness Comes Accuracy; With Happiness, False Memory, found that happiness tends to generate false memories while unhappiness dredges up accurate ones. http://service.meltwaternews.com/mnews/redirect.html?docId=3379839755&userId=1676096&cId=461430&agentId=622379&type=2&s=3620&url=http%3A%2F%2Fwww.stuff.co.nz%2Flife-style%2Fwellbeing%2F9961565%2FDementia-its-all-in-the-mind