Teenage Sibling Fights: Calming the Endless Rivalry at Home

Why are teenage sibling fights so frequent and so fierce? When should a parent step in, what being fair means, and ways to reduce tension at home.

Half past seven in the morning. There is one bathroom in the house and two teenagers outside its door. One is pounding on the door shouting, "You've been in there for ten minutes", the other is yelling back from inside. They sit at the breakfast table not speaking to each other, and in the evening, doing homework in the same room, one switches the light off and the other turns the music up. You are worn out from blowing the referee's whistle every hour. Teenage sibling fights are the background noise of daily life in many families; but in some homes that noise rises so high that no one can breathe easily. In this article I look at why siblings in adolescence clash so often, which fights are ordinary and which are worrying, and how you as a parent can calm this rivalry.

Why Are Teenage Sibling Fights So Frequent?

Rivalry between siblings is seen at every age, but adolescence takes it to a different level. There are several reasons for this.

The search for identity. A teenager is preoccupied with the question, "Who am I, and how am I different from others?" The person closest to them, and the one they are most often likened to, is usually their sibling. To set themselves apart, they may adopt the opposite style, avoid liking the same things, or even look down on them. From the outside, this effort to differentiate often looks like hostility.

Emotional ups and downs. Emotions are felt more intensely in adolescence, and impulse control has not yet fully matured. A bad day at school, falling out with a friend or an exam result is carried home as anger. The safest target for this anger is very often the sibling, because the sibling is the person with whom the relationship is known not to break.

Sharing resources. The room, the bathroom, the computer, the TV remote, internet speed, the front seat of the car, even the parents' attention... Although the need for privacy increases in adolescence, physical space stays the same in most homes. The needs of a sixteen-year-old who has to share a room and those of their twelve-year-old sibling are very different.

Perceived unfairness. "You let him, but not me" and "You always take her side" are the classic lines of homes where teenage sibling fights go on. Young people are extremely sensitive to fairness and may experience even small differences as a great injustice.

Rivalry carried onto screens. Today's sibling fight does not only happen in the hallway. Sending a photo of a sibling taken while they were asleep to a friends' group, deleting progress on a shared gaming account, making snide remarks in the family WhatsApp group, or changing a password and getting into their account are new battlegrounds. Such incidents start where parents cannot see, and often only the result, the exploding anger, is visible. Young people need to be told clearly that respecting each other's digital space is also a house rule.

General tension in the home. Sources of stress such as financial difficulties, conflict between the parents, moving house or a relative's illness are also reflected in the sibling relationship. Siblings sometimes act out among themselves the tension their parents do not put into words.

Which Fights Are Ordinary and Which Are Worrying?

Siblings arguing, snapping at each other or slamming doors is not in itself a sign of a problem. In fact, conflicts between siblings are an important practice ground for learning to negotiate, set boundaries, object to unfairness and make up. Siblings who fight but can watch a series together the next day are most probably able to repair their relationship.

However, some signs show that the rivalry has crossed healthy limits:

• Power imbalance: The same sibling always loses, is afraid or is silenced in fights
• Physical violence: There is hitting, kicking or harming with an object that goes beyond pushing and shoving
• Humiliation and threats: There is systematic mockery of their body, intelligence or appearance, serious threats such as "I'll kill you", disclosure of their secrets or humiliation on social media
• Persistence: Instead of fights that flare up every few days, tension has become the permanent atmosphere of the home
• Avoidance: One of the siblings does not want to come home, shuts themselves in their room or makes excuses to avoid being in the same place as their sibling

In these situations, what is happening may no longer be ordinary sibling rivalry but sibling bullying. Sibling bullying should be taken as seriously as peer bullying at school, because there is nowhere to escape to and the young person experiences it in their own home.

Parental Attitudes That Feed the Fighting Without Realising

Parents are not to blame for sibling fights. But some habits, however unintentionally, can feed the conflict.

Comparison. "When your sister was your age, she studied on her own" may, in your eyes, be a motivating reminder. Between siblings, however, it is the starting whistle of a race. The young person being compared turns their anger towards their sibling more than towards you.

Fixing roles. Labels such as "the well-behaved one in this house", "our little troublemaker" or "he's the clever one" turn over time into moulds through which young people define themselves. The young person cast as the "troublemaker" carries on playing that role.

Giving the older sibling a parent's responsibilities. Especially in homes where both parents work, the older sibling may have to look after the younger one, pick them up from school and help them study. Taking on responsibility up to a point is good for a young person; but when they are expected to exercise authority over their sibling, the relationship stops being one between siblings and turns into one between a parent and a child. When the younger sibling does not listen, the older one both gets angry and feels alone.

Always taking the same side. Lines such as "You're older, let it go" or "She's little, she doesn't understand" create built-up resentment in the older sibling. The reverse is also possible: when every complaint from the younger sibling is dismissed with "You provoke him too", they feel unprotected.

Looking for a culprit. The answer to the question "Who started it?" is rarely clear. The root of the fight often goes back days, to a snide remark or a jumper borrowed in secret. Declaring a culprit every time turns siblings into lawyers gathering evidence against each other.

What Can Be Done to Reduce Tension at Home?

Let us say the older daughter, seventeen, is preparing for the YKS (Turkey's national university entrance exam), and her thirteen-year-old brother plays games in the evenings without headphones. She comes out of her room and shouts, he answers back, "This is my house too", and voices rise. In this picture, treating the problem as a matter of household arrangements works far better than deciding who is right.

It is not the parent's job to end the siblings' fight; the parent's job is to build a ground on which the fight can be resolved without causing harm.

Set shared rules together. At a calm moment, for example over breakfast at the weekend, hold a short family meeting that everyone attends. Set rules together with the young people on matters such as bathroom times, use of shared spaces, quiet hours and not taking belongings without asking. Young people are much more likely to keep rules they themselves have proposed. Writing the rules on a sheet of paper and sticking it on the fridge reduces "But you said..." arguments.

Protect privacy as far as possible. Separate rooms are not possible in every home; but even making a corner of the room, a wardrobe or a drawer belong to just one sibling is valuable. The rule of not entering without knocking should apply not only to parents but to siblings as well.

Step in as the heat rises. When voices rise and insults begin, step in, but as a mediator rather than a judge: "You're both very angry. We can't talk right now. Stay in separate rooms for ten minutes, then we'll talk." Once they have calmed down, let each of them explain their side, then ask them for a suggested solution.

Be clear about physical violence and humiliation. Arguing is allowed; hitting, threatening and humiliating are not. Set this boundary with the same clarity for the whole family and enforce it. If you yourself solve problems at home by shouting or slapping, it is not realistic to expect the young people to behave differently.

Give each of them separate time. Time spent one-to-one with each young person, even just an hour a week, noticeably reduces the competition for attention. This could be sitting in a tea garden, going to the market together or a short drive in the car.

Be fair rather than equal. Young people's needs differ; permission given to one may not be given to the other. What matters is explaining the reason for the difference: "You're thirteen, your sister is seventeen. When you reach her age, you'll be able to stay out until nine in the evening too."

Notice the positive moments. Notice and mention the moments when the siblings laugh together or help each other. A sentence such as "I really liked that you helped your brother with his project" carries a far more effective message than the attention given to fighting.

Is It Possible for Siblings to Sort It Out Between Themselves?

Many specialists recommend that parents do not step in immediately over small disagreements, and that they give siblings room to find a solution between themselves. Teenagers are old enough to do this, provided they have some skills to hand.

At fight-free times, you can talk to the young people about these skills:

• Expressing their own feelings instead of blaming: "I get really angry when you take my jumper without asking" instead of "You always take my things"
• Bringing a suggestion that meets in the middle: "Shall I use the computer on weekdays and you at the weekend?"
• Asking for a break: "I'm really angry right now, let's talk later"
• Seeing that apologising is a sign of maturity, not of weakness

When the siblings reach an agreement, even writing it down on a small piece of paper can help. If the issue cannot be resolved at the first attempt, your role should not be to decide, but to make sure both sides are heard.

If you are curious about how sibling jealousy begins at a young age, the article on sibling jealousy, and the article on teen and parent conflict about conflicts between young people and their parents, may also give you some ideas.

When Should You Seek Professional Support?

Teenage sibling fights may call for talking to a specialist in these situations:

• Fights regularly turn into physical violence or a sibling is injured
• One of the siblings is constantly fearful, anxious or low, and their sleep, appetite or school performance has deteriorated
• The fights seem linked to attention deficit, difficulty controlling anger, substance use or another psychological difficulty in one of the siblings
• The parents constantly argue with each other about this, and the routine of the home is shaped around the siblings' fights
• Despite every method you have tried, there has been no change within a few months

If one of the siblings talks about harming themselves or not wanting to live, the situation is urgent; in such a case, call 112 (emergency services).

How Are Teenage Sibling Fights Addressed in Therapy?

In therapy, it is often not a single young person but the whole relationship pattern of the family that is discussed. In the first sessions, when, in what settings and with what triggers the fights begin, and how they end, are examined in detail. This examination can reveal cycles that even the parents had not seen: for example, that most of the fights coincide with the time the father gets home.

In the cognitive behavioural therapy (CBT) approach, the work with young people focuses on the skills of noticing anger, weighing up a thought and choosing a different behaviour instead of an impulsive reaction. Automatic thoughts such as "I'm always treated unfairly" or "Everyone loves him more" are examined. In some cases, joint sessions with the siblings together allow both of them to voice, in a safe setting, what they have not been able to say.

Meetings with the parents are also an important part of the process. Parents notice habits such as comparing, assigning roles and taking sides, and learn to establish a consistent and fair routine at home. You can find details of work with young people on the adolescent counselling page.

Frequently Asked Questions

Should I never get involved in their fights?

Not stepping in immediately over small disagreements gives young people the chance to develop their own problem-solving skills. However, when there is physical violence, serious insults, threats or an obvious power imbalance, stepping in is the parent's responsibility. Making clear to yourself in advance which situations you will wait out and which you must step into makes your job easier.

Does the age gap between siblings affect their fights?

The age gap can change the form the conflict takes. Siblings close in age may compete more often for the same circle of friends, the same clothes and the same privileges. When the age gap is large, the responsibility placed on the older sibling and the younger one's anger at being "treated like a child" may be more prominent.

Will siblings who fight this much be close when they grow up?

Many siblings build a close relationship in adulthood despite the intense rivalry they went through in adolescence. What matters is not so much whether there were fights, but how the fights were repaired and whether the parents permanently labelled one of the siblings as the "bad one". A fair family environment leaves a solid foundation for siblings to be able to turn to each other in the future.

What does it mean if the same teenager is always complaining?

A young person who complains constantly is sometimes genuinely being treated unfairly, and sometimes has learnt that attention only comes through complaining. To tell the two apart, it helps to observe the fights for a while and to talk with them one-to-one at a calm moment. Listening to complaints without brushing them aside, but without punishing the other sibling every time, keeps the balance.

• #sibling relationships
• #adolescence
• #family conflict
• #parenting attitudes

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Eda Erkan Alapala

Klinik Psikolog. İstanbul Kent Üniversitesi Klinik Psikoloji Tezli Yüksek Lisans mezunu; bilişsel davranışçı terapi, çocuk merkezli oyun terapisi ve çocuk-ergen psikoterapisi alanlarında eğitimlerini tamamlamıştır.

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