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Red Flags: 7 Warning Signs at the Start of a Relationship


Quiz: Can you spot the red flags at the start of a relationship?

You have just met someone you like. The first dates are magical, the conversations flow, the smiles are plentiful. But something bothers you now and then. A misplaced remark. A strange behaviour. An inconsistency in what he or she says. Your intuition is screaming that something is off, but you are not sure of yourself.

In the article that follows, I explore toxic relationships and whether to stay or leave. If you recognise yourself in this theme, I designed a toxic relationship test that helps you take stock of how toxic your relationship really is. It comes with a guide to extend your reflection beyond the results.

That is normal. "Red flags" — those warning signs at the start of a relationship — are often subtle, especially when we are under someone's spell. That is why today I am offering you a complete guide to learn how to identify them, understand them, and above all act accordingly.

What exactly is a red flag?

A red flag is a behaviour, an attitude or a statement that signals a potential risk to your emotional or physical well-being. It is not necessarily proof of guilt, but rather a signal not to ignore.

Red flags can take several forms:

  • Behavioural: disregard for boundaries, excessive self-centredness

  • Verbal: lies, exaggerations, disguised criticism

  • Emotional: manipulation, control, excessive jealousy

  • Relational: progressive isolation, emotional dependency, lack of empathy


The most common red flags at the start of a relationship

1. Excessive speed

He or she says "I love you" after three dates. You are introduced to the whole family within two weeks. Plans for the future are already being made.

Why it is a warning sign: Healthy relationships build up gradually. An artificial acceleration can mask emotional dependency or an attempt at control. As John Bowlby's work on attachment showed, anxious attachment pushes some people to seek rapid fusion in order to soothe their separation anxiety. Take the test: Toxic Relationship Detection → — Does your intuition tell you something is off? The test helps distinguish normal friction from real signals of control, manipulation and isolation.

2. Disregard for boundaries

You said you needed time alone? You are made to feel guilty. You set a limit? It is ignored or worked around.

Why it is a warning sign: Respect for boundaries is fundamental. It is the bedrock of any healthy relationship. Someone who does not respect your boundaries from the outset will not change.

3. Excessive self-centredness

Every conversation revolves around him or her. Your concerns are minimised. Your successes are eclipsed by theirs.

Why it is a warning sign: An empathetic partner takes an interest in your life. A lack of interest may indicate a lack of empathy, or even narcissistic traits.

4. Inconsistencies and lies

The stories do not match up. Promises are never kept. Facts are constantly reinterpreted.

Why it is a warning sign: Dishonesty is a reliable predictor of future problems. If someone lies from the start, it is because he or she has something to hide.

5. Excessive jealousy or control

He or she constantly asks where you are, with whom, why. Your friends are criticised. Your outings are questioned.

Why it is a warning sign: Control is a form of emotional abuse. It is often the prelude to a more toxic relationship.

6. The absence of personal responsibility

Every problem is someone else's fault. The exes are all "crazy". The boss is "unfair". Nobody understands him.

AND YOU?Where do you stand? Take the test: Toxic Relationship Detection

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Why it is a warning sign: Someone who can never acknowledge their share of responsibility will be incapable of working on relational problems.

7. Disguised criticism or devastating humour

"You'd be so much prettier if..." "It's funny, but..." followed by a hurtful remark. Humour used as a weapon.

Why it is a warning sign: This is a form of subtle manipulation. The criticism is wrapped up so that you cannot complain. As we saw in our article on Gottman's four horsemen, criticism is one of the most reliable predictors of a future breakup.

8. Progressive isolation

You see your friends and family less and less. You find yourself alone with this person more and more often.

Why it is a warning sign: Isolation is a classic tactic of control and manipulation. It is how some people tighten their grip.

The psychological roots of red flags

Understanding where these problematic behaviours come from can help you identify them better and protect yourself.

According to the theory of Young's 18 schemas, emotional wounds of childhood, many toxic behaviours in romantic relationships have their roots in early trauma. Someone who grew up with abandonment may become controlling in order to avoid reliving that pain. Someone who experienced mistreatment may reproduce those patterns.

That does not justify the behaviour, but it explains it. And that explanation can help you maintain a healthy emotional distance, rather than blaming yourself or believing you can "heal" the other person.

How can you test your ability to identify red flags?

Take our psychological tests specialised in assessing relational dynamics. They will help you better understand:

  • Your attachment style (anxious, avoidant, secure or disorganised)
  • Your tendency towards emotional dependency
  • Your ability to set boundaries
  • Your own relational patterns
You can also analyse your conversations with your partner to identify problematic dynamics.

Common traps: why we ignore red flags

The bias of new love

When we are in love, the brain produces dopamine and noradrenaline. These neurochemicals reduce the activity of the prefrontal cortex — the area responsible for critical judgement. The result: we see what we want to see, not what is really there.

The hope of change

"Maybe it will sort itself out." "I can help him change." These are common thoughts, but dangerous ones. As the saying goes: "People only change if they want to."

Progressive normalisation

Problematic behaviours increase gradually. You do not notice the change because it is slow. This is what is known as "boiling frog syndrome".

The fear of being alone

If you have a deep fear of solitude or an emotional dependency, you are more likely to ignore red flags in order not to lose the relationship.

What to do when you identify a red flag?

Step 1: Accept what you see

Do not rationalise. Do not minimise. If something seems problematic to you, it probably is.

Step 2: Listen to your intuition

Your intuition is based on thousands of micro-signals that your brain processes unconsciously. Trust it.

Step 3: Communicate clearly

Raise the subject calmly and without accusation. "I noticed that... and it worries me." Watch the reaction. Someone acting in good faith will listen and seek to understand. A defensive or manipulative person will deny it or make you feel guilty.

Step 4: Set boundaries

Be clear about what you can tolerate and what you cannot. Healthy boundaries are essential. See our article on the 10 cognitive distortions that destroy your relationship to understand how these thoughts sabotage your ability to maintain boundaries.

Step 5: Observe whether the behaviour changes

People can change, but only if they acknowledge the problem AND are motivated to do so. If nothing changes after you have spoken up, that is a clear signal.

Step 6: Make a decision

You can continue while accepting the risk, set a deadline for observing change, or leave. There is no wrong answer — only the one that is right for you.

When to seek professional help?

If you struggle to identify red flags, if you are repeatedly drawn to toxic people, or if you grew up in an environment where unhealthy behaviours were normalised, therapy can really help.

A CBT therapist (cognitive and behavioural therapy) can help you to:

  • Identify your relational patterns

  • Understand your emotional wounds

  • Develop strategies to maintain boundaries

  • Heal the roots of emotional dependency


Contact me at psychologieetserenite.com for a first consultation.

Conclusion: You deserve better

Recognising a red flag is not pessimistic. It is realistic. It is protecting yourself. And it also protects your partner, because a relationship built on accepting toxic behaviour is good for no one.

Healthy relationships are possible. They are even wonderful. But they begin with conscious choices and clear boundaries.

Take our psychological tests to better understand your relational patterns and your attachment style. The better you know yourself, the better you can choose.
Gildas Garrec, CBT psychotherapist in Nantes

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FAQ

What are the characteristic signs of red flags that should not be ignored?

Identify 7 subtle red flags at the start of a relationship. The most typical manifestations show up in repetitive behaviours and recurring emotional patterns that affect quality of life and interpersonal relationships.

How does CBT explain the mechanisms behind the couple quiz?

CBT analyses this phenomenon through automatic thoughts, core beliefs and avoidance behaviours that maintain the problem. This approach makes it possible to identify cognitive-behavioural vicious circles and to propose targeted points of intervention.

When should you consult a professional about the couple quiz?

A consultation is called for when the couple quiz significantly affects your quality of life, your relationships or your professional performance for more than two weeks. A CBT psychotherapist can offer a suitable protocol, generally between 8 and 20 sessions depending on the intensity of the difficulties.
In short: Warning signs at the start of a relationship are often subtle, especially when we are under someone's spell. Excessive speed in commitment, disregard for boundaries, self-centredness, inconsistencies, jealousy or control are all indicators that something is off. These problematic behaviours generally have their roots in emotional wounds from childhood, which explains them without excusing them. Learning to identify these red flags quickly allows you to maintain a healthy emotional distance and protect yourself from a toxic relationship, rather than believing you can change the other person. Your intuition, screaming that something is wrong, deserves to be heard.
Gildas Garrec, Psychopraticien TCC

About the author

Gildas Garrec · CBT Psychopractitioner

Certified practitioner in cognitive-behavioral therapy (CBT), author of 16 books on applied psychology and relationships. Over 1000 clinical articles published across Psychologie et Serenite.

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Red Flags: 7 Warning Signs at the Start of a Relationship | Psychology & Serenity