The purpose of the research of Associate Professor of Psychological and Brain Sciences Benjamin, Mast at the University of Louisville, Kentucky was a scientific study of patients suffering from dementia and cognitive disorders in the early and late stages of dementia during (2009). Dementia is a term for a decline in mental abilities severe enough to interfere with daily life, such as memory or Alzheimer's disease, which is the most common type of dementia. In most cases dementia is mistakenly called senile, which describes the myth of severe mental decline as part of aging. The research explained that dementia is not a specialized disease that describes a broad range of symptoms regarding decline in memory, thinking, planning or intellectual abilities severe enough to reduce eighty percent of a person's ability. individual to carry out daily activities. The symptoms of dementia vary depending on the impaired functions such as memory, visual perception, language, communication, judgment and reasoning, ability to concentrate or focus to be diagnosed regarding dementia. Dementia is the cause...