Dementia is a disorder caused by cerebrum cell demise. Neurodegenerative malady is behind generally dementias. The word dementia portrays an arrangement of indications that may incorporate memory misfortune and troubles with considering, critical thinking or dialect. Dementia is caused when the mind is harmed by ailments, for example, Alzheimer's ailment or a progression of strokes. Alzheimer's ailment is the most widely recognized reason for dementia yet not all dementia is because of Alzheimer's.Dementia is anything but a particular malady. It's a general term that portrays an extensive variety of side effects related with a decrease in memory or other reasoning aptitudes sufficiently serious to lessen a man's capacity to perform regular exercises. Vascular dementia, which happens following a stroke, is the second most regular dementia compose. Yet, there are numerous different conditions that can cause indications of dementia, including some that are reversible, for example, thyroid issues and vitamin insufficiencies.