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The treatment of a condition need not be the “inverse” of its cause.

A broken bone can be fixed by immobilizing it via a plaster cast. Did the bone break due to the lack of plaster?

Eczema can be fixed by applying topical steroids. Did eczema develop due to the lack of topical steroids?

Depression can be fixed by inducing changes in neurochemistry. Did depression arise due to an imbalance in neurochemistry?