The Hulk only gets mad at people who invade his space.
Article by Alexander Besant: "Expressing your anger is good for your longevity, says new study: Researchers at the University of Jena in Germany found that getting your anger out and being hot-tempered is actually helpful in extending one's lifespan."
Title: Scientists: "Stop repressing your anger!" YouTube Video Description - [Channel: AutonomistVoice. Uploaded on Feb 15, 2012]:
"Staying positive" while you're surrounded by injustice can kill you.