A person with dementia may suffer from delusions which are “a temporary loss of memory, often accompanied by hallucinations, terror, grandiosity, and irrational behavior” (Berger 2011, page 678. "While symptoms of dementia can vary widely, at least two of the following basic mental functions must be significantly impaired to be considered dementia: memory, communication and language, ability to concentrate and attention , reasoning and judgment, or visual perception” (Alzheimer's Association Most). People with dementia start out with few symptoms, then their symptoms become worse. It is important that a person see a doctor if they have them. symptoms of dementia so that they can receive the necessary help as quickly as possible to slow down the symptoms. Just because someone has memory loss does not mean they have dementia or dementia. Alzheimer's disease and must therefore be evaluated by a professional before receiving treatment. There are prevention measures as well as treatments, but no cure. Two dementia prevention measures include eating a healthy diet and exercising regularly. “For most progressive dementias, including Alzheimer's disease, there is no cure or treatment that slows or stops its progression” (Alzheimer's Association). There are treatments to temporarily cure symptoms, including: drug or non-drug therapies. “But drug and non-drug treatments can help both cognitively and behaviorally.