Dementia is caused by brain damage or changes.When you have dementia you will most likely have a stroke as a symptom.If you have a really bad head injury you have a chance to have dementia. Some sections or levels of dementia can be treated but most cannot. Alzheimer's and dementia are not the same thing. Dementia is a syndrome not a disease. Dementia is a syndrome that affects cognitive tasks like memory and reasoning,loss the ability to communicate and changes the brain from knowledge to knowing nothing.
