Do antidepressants work in the damaged brain?

Results have been discouraging for Alzheimer's disease, but they may help stroke patients in a variety of ways.

Alzheimer's disease and the depression that often affects people starting at about age 65 can easily be mistaken for one another. Depression can cause dementia-like deficits in memory and other mental functions, and Alzheimer's disease can cause depressive-like apathy and withdrawal.

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