All blog posts

Expressing Anger in Healthy Ways: Feelings, Boundaries and Responsibility

Anger is a common emotion; aggression is a behaviour. The feeling can be understandable without making every action taken in anger acceptable. Healthy expression involves recognising the emotion, considering what it relates to and communicating in ways that preserve other people's dignity as well as one's own. Recent research also challenges the idea that increasing arousal or “letting it all out” reliably reduces anger. This blog post explores the distinctions, without offering a treatment programme or assuming that every angry reaction comes from the same underlying problem. 1 2

4 min read

Literature-based overview

Compiled from the sources below.

At a glance

  • A feeling and the behaviour that follows it are different things. 1 3
  • A 2024 review did not support arousal-increasing activities as a reliable way to reduce anger overall. 2
  • Understanding why anger arose does not remove responsibility for its expression.

Anger and aggression are different

Anger can involve bodily sensations, thoughts and an urge to act. The NHS describes experiences such as muscle tension, feeling hot, irritation and difficulty relaxing. People can respond in different ways, including outward aggression or keeping the feeling hidden. 1

The distinction matters because the existence of anger does not tell us what behaviour will follow. An honest account can acknowledge “I felt angry” while also asking what happened next. Understanding a feeling and taking responsibility for an action belong in the same conversation. Neither requires treating anger itself as shameful or treating aggression as an inevitable release of pressure.

What happened, and what did it mean?

Unfair treatment, disrespect, feeling threatened and frustration can be relevant to anger. Current stress and past experience can also influence how a situation is interpreted. These are possibilities described in NHS information, not a universal explanation for every reaction. 1

A useful reflection separates the event from its meaning: what someone actually said, what was inferred and what mattered about it. The distinction leaves room for both a legitimate grievance and an interpretation that needs checking. It also avoids the assumption that the person who reacts most intensely has either the strongest case or the weakest character.

What does research say about “venting”?

A 2024 meta-analysis compared activities intended to increase or decrease arousal. Across the included studies, arousal-decreasing activities reduced anger and aggression on average, while arousal-increasing activities were not effective overall. The findings challenge the common claim that fuelling a state of anger reliably empties it out. 2

The review does not establish that every activity works identically for every person. It also does not mean that physical activity has no other health benefits. Its specific question concerns anger-related outcomes. That boundary matters when translating a research result into everyday language, and it is why this blog post does not turn the finding into a prescribed routine.

A boundary can be clear without becoming an attack

Public NHS information distinguishes expressing feelings from aggression and describes discussing a concern when able to do so more calmly. 3 The purpose is to make the issue understandable rather than to prove the strength of the emotion.

As an illustrative wording choice, “I do not agree to being spoken to that way” names a boundary. “You are a terrible person” makes a judgement about identity. The first can be direct without claiming that the other person's motives are known. These examples are communication illustrations, not a formula guaranteed to change someone else's behaviour or make an unsafe relationship safe.

Understanding anger is different from swallowing it

Keeping anger out of view does not necessarily mean that the underlying issue has been understood. NHS information recognises that people may hide anger as well as express it outwardly. 1

A reflective conversation can include which feelings are easy to acknowledge and which feel unacceptable. It can ask whether the person is trying to describe an injustice, defend a boundary or make sense of an unexpectedly intense response. These are questions, not hidden causes supplied by a theory. They also leave room for social and material realities: an unfair situation is not automatically solved by interpreting an individual's emotions.

What can a therapeutic conversation explore?

Professional support may examine the situations in which anger occurs, how it is experienced and its effects on relationships or everyday life. NHS information describes talking therapies as one possible source of support. 1

The conversation need not begin with a demand to become someone who never feels angry. A more precise question is what the person wants to understand or change about the pattern. That can include the gap between what they intended to communicate and what happened. This blog post does not promise that insight alone changes behaviour, offer a clinical treatment plan or make assumptions about the cause of an individual's anger.

Frequently asked questions

Is anger itself a mental-health diagnosis?

Feeling angry sometimes is a common human experience. A diagnosis cannot be inferred from the feeling alone; context, behaviour and impact need to be understood rather than treated as interchangeable. 1

Does hitting something or raising my arousal reliably release anger?

The 2024 meta-analysis did not support arousal-increasing activities as effective for reducing anger overall. That pooled finding is more limited than saying every activity has the same effect on every person. 2

Can anger be understandable while the way it is expressed is harmful?

Yes. The emotion and the action are different. Recognising a grievance or difficult feeling does not make aggression an unavoidable or acceptable response. 1 3

Resources

Numbers in the text link to these sources. Source dates and evidence limitations are retained; access dates do not imply a source was recently updated.

  1. Anger

    NHS (2026). NHS.

    UK public information; local referral and crisis information is not reproduced here.

    Accessed
  2. A meta-analytic review of anger management activities that increase or decrease arousal: What fuels or douses rage?

    Sophie L. Kjærvik and Brad J. Bushman (2024). Clinical Psychology Review.

    154 studies of arousal-related activities; pooled findings do not determine an individual care plan, and do not establish that exercise has no broader benefits.

    Accessed
  3. Anger

    Norfolk Children and Young People's Health Services. NHS — FYI Norfolk.

    Youth-facing public information used only for the distinction between feelings, expression and aggression; not an adult treatment protocol.

    Accessed

Start with a conversation

The first step is a free 15-minute introductory call via WhatsApp video. You can tell me what brings you to therapy, and I will explain how I work. If we both feel we are a good fit, we can arrange a first session.

Request an introductory call