[Non-pharmacological Treatment of Cognitive Impairment]

This article reviews the effect of non-pharmacological therapies in persons with cognitive impairment, especially treatments aimed at brain stimulation and functional maintenance, since both pharmacological and non-pharmacological therapies affecting the cognitive and psychoaffective domains are reviewed in another article in this supplement. The article also discusses the close and reciprocal relationship between cognitive impairment, diet and nutritional status and describes the main nutritional risk factors and protective factors in cognitive decline.