Toxic relationships: 5 types you should keep your distance from

Many people realise only very late how profoundly certain relationships affect their mental health. Psychological studies show that particular personality patterns are clearly linked to anxiety, depressive symptoms and persistent inner unrest. Five types appear time and again – and with them, it is worth asking whether distance might be the healthier choice.

When a relationship takes more than it gives

A coffee here, a phone call there – from the outside, everything looks perfectly ordinary. Yet after every meeting, you go home with a heavy feeling. You apologise for things you never did, constantly justify yourself, or feel as though you are walking on eggshells. Several long-term studies link precisely these dynamics to greater psychological strain, more anxiety and depressive symptoms.

A warning sign: after contact with a particular person, you feel smaller, less secure or emotionally empty – and this happens repeatedly.

The following five types are based on research into personality traits and relationship dynamics. Not everyone fits neatly into one category, but the patterns are remarkably similar.

1. The strategists: charming, calculating, cold-hearted

At first glance, they can often seem captivating: confident, witty and self-assured. Psychology uses terms such as narcissism, Machiavellianism and psychopathy here – the so-called “dark triad”. Studies indicate that people with strongly pronounced dark traits are more likely to use relationships as a stage or a tool, rather than as an equal partnership.

Typical everyday signs include:

• Grand promises that, on closer inspection, are never kept.
• You are made to feel guilty the moment you set a boundary.
• Overwhelming charm today, icy distance tomorrow – depending on what benefits them.

The relationship can then feel like a power game with constantly shifting rules: you work hard to be understood, while the other person is focused only on securing advantages. As a result, your emotional security disappears and you continually question your own perception.

2. The controllers: “I only know what is best for you”

Control does not have to be loud. It can be subtle, packaged as concern and even feel pleasant at first. “I’m only worried about you” is a phrase that often appears when someone wants to know exactly where you are, who you are messaging and why you are getting home later today.

Research into so-called “coercive control”, meaning controlling behaviour in relationships, shows clear links with depressive symptoms and signs of trauma-related effects. Those affected gradually lose their autonomy.

Warning signs:

• Constant questioning, monitoring and jealous outbursts over trivial things.
• You see friends or family less and less, for the sake of “keeping the peace”.
• Clothes, hobbies, spending: suddenly, you have to “agree” on many things.

Love does not restrict your life; it expands your scope to act.

Anyone who constantly makes you feel incapable of managing without their control is primarily protecting their own position of power.

3. The emotional bullies: “It was only a joke”

No bruises means it cannot be that bad – this misconception keeps many people in deeply hurtful situations. Psychological abuse includes humiliation, insults, threats and continual belittling. Studies involving couples show that victims of psychological aggression often suffer more intensely from anxiety and emotional distress than people experiencing “only” physical violence.

Typical patterns include:

• Repeated cutting irony at your expense.
• Constant criticism of your appearance, intelligence or feelings.
• Being labelled “over-sensitive” as soon as you mention that you are hurt.

At the heart of this dynamic is the other person placing themselves above you, making themselves feel bigger by making you feel small. Over time, this erodes self-worth, undermines confidence and intensifies feelings of shame.

4. The permanently contemptuous: always irritated, always above you

Not every destructive relationship involves shouting; some merely sigh. Research by couples therapist John Gottman shows that contempt – dismissive gestures, sarcastic remarks and constant superiority – is among the strongest predictors of separation and divorce. Anyone who persistently treats their partner with condescension destroys the foundation for closeness.

This is how it can show up in everyday life:

• Eye-rolling, contemptuous looks or irritated laughter whenever you say something.
• Phrases such as “You’re making a fuss”, “you can’t do anything”, or “that’s so typical of you”.
• You feel more scrutinised than understood, more judged than seen.

A stable relationship tackles problems, not people.

Someone who systematically devalues you attacks your sense of being lovable and capable at all. People often internalise that negative voice and continue speaking to themselves in the same way.

5. The reality twisters: your mind becomes the target

This type is particularly insidious because they do not merely criticise your behaviour; they undermine your entire perception. The technical term often used here is “gaslighting”. It refers to strategies through which someone systematically calls your view of events, conversations and feelings into question in order to gain more control.

Typical phrases include:

• “I never said that”, even though it was discussed yesterday.
• “You’re imagining things; you’re far too sensitive.”
• “Everyone thinks you’re difficult” – without giving any specific examples.

Many people affected begin saving messages and mentally “recording” conversations to prove to themselves that they are not going mad. That reflex alone reveals how severely trust in their own perception has already been damaged.

A simple check after every contact

Before cutting off contact completely, a small internal check can help. After meeting someone or having a longer chat with them, ask yourself three questions:

• Do I feel calmer or more unsettled than before?
• Is my mind clearer, or am I more confused and full of self-doubt?
• Do I feel more freedom, or rather pressure and guilt?

If you leave the interaction feeling tense, ashamed or emotionally empty almost every time, your body is signalling that something is fundamentally wrong. In many cases, it is not enough to become “even more understanding” or “even more patient”. The issue then is setting boundaries – and, in extreme cases, ending contact.

Setting boundaries: from theory to practice

For many people, “set a boundary” sounds simple, but taking that step feels highly risky. Especially if you are used to adapting yourself, even small acts of resistance or saying “no” can trigger guilt.

Practical approaches may include:

• Create inner clarity: Write down which phrases, situations and behaviours hurt you. This helps organise your perception.
• Test small boundaries: Say, “I don’t want it like this” about one thing and observe the response.
• Seek support: Trusted people or professional advice can help you recognise patterns.
• Develop an emergency plan: Consider where you could go and whom you could call if a separation escalates.

When distance is healthier than reconciliation

Many people remain in toxic relationships because they hope for a major realisation. The hope is: “If I just explain it better, everything will change.” Yet research into stable personality traits shows that deeply rooted patterns usually change only slowly and with strong personal motivation.

If you experience the same hurt repeatedly over a long period, despite clear conversations and clear requests, distance is not betrayal but self-protection. People with dark personality traits in particular often use apologies strategically, without genuinely changing their behaviour.

What healthy relationships feel like

To identify toxic patterns, it helps to look at the opposite. Conflicts naturally arise in stable, healthy relationships too – but they unfold differently.

Unstable, toxic dynamic	Stable, healthy dynamic
You apologise constantly to avoid an argument.	Both sides can admit mistakes without fear of mockery.
You leave conversations feeling more confused and diminished.	Even after an argument, you still feel fundamentally respected.
Your boundaries are mocked or ignored.	Your boundaries are heard, even if they are inconvenient.
Your social circle shrinks and you withdraw.	Friendships and hobbies are allowed to remain or grow.

Healthy relationships strengthen your sense of being an independent person – not merely an accessory in someone else’s life.

The risks of waiting too long

Long-lasting toxic contact affects more than your mood. Studies associate it with sleep problems, difficulty concentrating and physical stress symptoms such as a racing heart and stomach problems. Anyone constantly prepared for attack or belittlement lives in a permanent state of alarm.

There is another factor: the longer the pattern continues, the more you internalise the demeaning messages. “You’re mad” eventually becomes “I really am mad”. At that point, the other person’s absence alone is often no longer enough – rebuilding your self-image takes time, support and sometimes therapeutic help.

Distance from harmful people therefore acts as an initial but crucial step: the external noise becomes quieter, and you can once again hear what your own feelings have been signalling for a long time.