I am often asked by patients about what steps they can take to improve or maintain their memory and cognitive functioning. The following is a really excellent summary article that includes information about nutrition, medical conditions, and stress and their impact on the brain. This will likely be a helpful resource for investigating treatment options if you are experiencing a cognitive decline, although the article should not be considered medical advice and you should check with your physician before taking any of the supplements in the article (e.g. some of the supplements can interact with your medications).
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