Apparently, getting angry means that your body deals with stress better - as anger encourages the brain to release positive feelings.
Other recent studies have shown that women are more angry than ever before. Do you turn into a two-headed monster at the flick of a switch? Does the slightest thing make you want to explode? Our quiz will tell you how angry you are.
Answer these 7 questions, making a note of how many of your answers are (a), (b), (c) or (d). Then we'll tell you whether you're a pot about to boil over or so laidback you're practically horizontal. Ready? OK, let's go...
Do people irritate you every day? (Make sure you write down your answers)
(d) Very rarely