Scientists estimate that 20 to 60 percent of temperament is determined by genetics. Temperament, however, does not have a clear pattern of inheritance and there are not specific genes that confer specific temperamental traits.

Anger is typically a transient emotion that arises in specific situations and may dissipate quickly. It can range from mild annoyance to intense rage but is often a temporary emotional state. In contrast, temper is a prolonged emotional state that characterises an individual's baseline temperament.

Learn the difference between temper and anger here

What causes anger? How can we help people with anger issues?

Now let us know how to deal with Angry people

Stress, financial issues, abuse, poor social or familial situations, and overwhelming requirements on your time and energy can all contribute to the formation of anger. As with disorders such as alcoholism, anger issues may be more prevalent in individuals who were raised by parents with the same disorder.

Anger is often a reaction to and distraction from inner suffering—feelings such as sadness, powerlessness, shame, anxiety, inadequacy, and isolation. Anger can be both an outgrowth of, and meaningful distraction, from the intense pain of underlying depression.

Anger can be a sign that someone is experiencing depression, anxiety or a personality disorder, such as borderline personality disorder. If you think someone in your life needs extra help with their anger, you can support them to contact their GP or access a mental health service.

Anger is not something you can get rid of. It is a normal, healthy emotion shared by all people everywhere. When it gets out of hand, though, anger can become destructive and lead to all sorts of personal problems. While you can't cure anger, you can manage the intensity and effect it has upon you.

Increased anger with age is a common problem, but you don't have to feel angry all the time.

Short-tempered is a more formal way of saying that someone gets angry easily. Don't be afraid to ask! Gently stop the person and ask how you can help them feel less angry. Once you know what they need, you can work with them to develop positive and proactive solutions. This can also help ease their anger and create calm by shifting their attention from negative feelings to positive action.

So don't worry, here are some tips suggested by experts to handle them without feeling exhausted or pressurised.

1.       Recognise The Triggers. The first and foremost thing you have to do here is understanding and recognise what is triggering that temper. ...

2.       Take A Step Back. ...

3.       Keep Attitude Under Check. ...

4.       Patience. ...

5.       Encourage Them Towards Change.

Try these steps to help someone to free themselves from anger issues. It will make their life easy and you will be happy too.