3.83 (40 votes) Article opinions: 4 posts Anger is a natural emotion that every human and many non-human animals experience. Mild forms of human anger may include displeasure, irritation or dislike. When we react to frustration, criticism or a threat, we may become angry - and usually this is a healthy response. Anger may be a secondary response to feeling sad, lonely or frightened. When anger becomes a full-blown rage our judgment and thinking can become impaired and we are more likely to do and say unreasonable and irrational things. Anger is not just a mental state of mind. It triggers an increase in heart rate, blood pressure and levels of adrenaline and noradrenaline. Anger has survival benefits, and forms part of our fight or flight brain response to a perceived threat or...