Dementia is a devastating illness which has been described as a "time bomb" as cases soar in the US, and while the main symptom is memory loss, there are a range of other warning signs which should be looked out for.
Memory loss disrupting everyday life is a key symptom of Alzheimer's or other dementia, which causes a slow decline in memory, thinking and reasoning skills. More than one in 10 adults in the US over the age of 65 is said to have dementia, with one in three pensioners dying with Alzheimer's or another type of dementia.
The rise in prevalence is thought to be due to the ageing population, as people are living longer, more are going on to develop the devastating disease. Dr Oscar Lopez, director of the University of Pittsburgh Alzheimer’s Disease Research Center, told the Mirror: "It’s a time bomb. Because people are living longer.