There are three stages of dementia that a person with dementia will go through; mild, moderate and severe. Each phase of dementia will have different experiences and barriers to tackle. With the help of family members and friends the progression of dementia may be less of a shock.
During all three stages, sleep will be affected.
For more information on dementia visit: http://www.fightdementia.org.au/understanding-dementia/what-is-dementia.aspx