The concept of “health”, in Nietzsche’s philosophy, is not opposed to that of disease but incorporates it within itself. The paper aims to show how being in “good health” has, according to Nietzsche, a physiological significance that is intimately connected to aesthetics. Richard Wagner’s music is the iconic example of how rhythm from medicine can become poison and lead a body to décadence. Even in some patients with neurological diseases, musical rhythm can function as medicine, which does not work equally (...) for everyone but according to individual, embodied laws. (shrink)