Anger is a completely normal, usually healthy, human emotion.
And it can make you feel as though you're at the mercy of an unpredictable and powerful emotion. This brochure is meant to help you to understand and get a handle on handling anger. The Nature of Anger Anger is 'an emotional state that varies in intensity from mild irritation to intense fury and rage,' according to Charles Spielberger, Ph.D., a psychologist who specializes in the study of anger. Anger can be caused by both external and internal events. Memories of traumatic or enraging events can also trigger angry feelings.