There is an increase in incidence, especially after the age of 65. It is the most common form of dementia. There may be a delay in the detection of the disease because it appears as simple forgetfulness in the first stage and these can be confused with daily forgetfulness. The disease was first identified by the German psychiatrist and neuropathologist Alois Alzheimer in 1906, and this is why the disease is named after him. Read More