"Six Degrees of Inner Turbulence" is the sixth song and title track on the album of the same name, written and performed by progressive metal band Dream Theater. Though the song is essentially broken up into eight movements, the track itself is one 42-minute song and takes up the entire second CD of the album. The song explores the stories of six individuals suffering from various mental illnesses. Particularly represented are bipolar disorder, post-traumatic stress disorder, schizophrenia, autism, post-partum depression, and dissociative identity disorder.
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