I Feel Sick is a "doubleshot", full-color comic book written and drawn by the comic artist Jhonen Vasquez,Vasquez stated that the creation process of "I Feel Sick" was which term, that's the purification and purgation of emotions—particularly pity and fear—through art or any extreme change in emotion that results in renewal and restoration?
I Feel Sick:  Vasquez stated that the creation process of "I Feel Sick" was cathartic. Catharsis: Catharsis (from Greek κάθαρσις "katharsis" meaning "purification" or "cleansing") is the purification and purgation of emotions—particularly pity and fear—through art or any extreme change in emotion that results in renewal and restoration.
Catharsis