Dementia is a progressive and sometimes chronic brain condition that causes problems with person's thinking, behaviour and memory. It is not termed as a disease but a syndrome.
Its symptoms are common to several brain diseases. It worsens over time. But medications might slow that decline and help with symptoms, such as behaviour changes. There are many different types of dementia. The treatments is dependent on its type.
Vascular Dementia : if a person is affected by this type of dementia, it's usually because he's had a major stroke or one or more silent strokes, which happens without his knowledge.
: memory problems that disrupts your loved one's daily life, Trouble speaking or understanding speech,
recognising sights and sounds that used to be familiar.
Being confused or agitated, Changes in personality and mood, Problems walking and having frequent falls.