The latest research promises new ways of identifying those at risk of developing dementia earlier on by examining visual sight. The eyes can reveal a lot about the health of our brain . Indeed, problems with the eyes can be one of the earliest signs of cognitive decline .
Our latest study shows that a loss of visual sensitivity can predict dementia 12 years before it is diagnosed. Our research was based on 8623 healthy people in Norfolk, England , who were followed up for many years. By the end of the study, 537 participants had developed dementia , so we could see what factors might have preceded this diagnosis.
At the start of the study, we asked participants to take a visual sensitivity test..
