Abstract

A REVIEW ON COGNITIVE IMPAIRMENT AND DEMENTIA

Ranjana Bohra*

Abstract

Cognition is group of several mental processes that includes memory, learning, language, attention, focus, decision making and mild mental impairment of cognition may be sign of a disease that lead to dementia. Dementia is a syndrome that is characterized by progressive deterioration of cognitive functions. Patients with dementia may also exhibit behavioral and psychological symptoms. Prevalence of dementia increases with age. Dementia can cause by thyroid dysfunction, vitamin deficiencies, disturbed sleep and depression. Treatment of cognitive impairment mainly focuses on several sign and symptoms which included improving quality of life, cognition, motivation, mood and behavioral impairment.

Keywords: Dementia, cognitive impairment, Alzheimer disease, Memory, learning.