Mistaking Anxiety for Love: When 'Butterflies' Become a Trap

By Gildas Garrec, CBT Psychotherapist in Nantes

"I got butterflies in my stomach every time I received a message from them." This phrase comes up constantly in sessions. It's usually said by someone describing the beginning of a relationship that later turned out to be toxic, unstable, or painful.

And that's where the paradox lies: those famous butterflies, which our culture presents as the infallible sign of true love, are often the signal of something else entirely.

That "something else" has a name in psychology: the activation of the attachment system. And this activation, in many cases, has nothing to do with love. It has everything to do with anxiety.

What "Butterflies in Your Stomach" Really Are

From a physiological perspective, butterflies in your stomach are a sensation produced by the activation of the sympathetic nervous system: accelerated heart rate, release of adrenaline and cortisol, abdominal tension, sensory hypervigilance. It's the same physiological cascade triggered by stress, fear, or danger.

The brain doesn't always distinguish between excitement related to a threat and excitement related to a reward. This is what psychologists call excitation transfer (excitation transfer theory, Zillman, 1971).

If the body is on high alert and an attractive person appears, the brain attributes this activation to attraction. "My heart is racing, so I must be in love."

Except the heart also races when you're afraid.

Anxious Attachment Disguised as Passion

Attachment theory, developed by Bowlby and enriched by Ainsworth's work, describes four primary attachment styles: secure, anxious (preoccupied), avoidant (dismissive), and disorganized (fearful). These styles, forged in early childhood through the quality of relationships with caregivers, deeply influence how we experience romantic relationships as adults.

People with anxious attachment have a particularly reactive attachment system. This system activates easily and intensely, especially in situations of relational uncertainty. And it's precisely this intensity that gets confused with romantic passion.

How Anxiety Mimics Love

When a person with anxious attachment meets someone who generates uncertainty—delayed responses, ambiguous signals, intermittent availability—their attachment system activates. Thoughts become obsessive ("Why didn't they respond?"), emotions are intense (alternating euphoria and anguish), and the body remains in a permanent state of alert.

This experience feels passionate. "I think about them all the time. I've never felt anything this strong. It must be true love."

In reality, what the person is feeling is the physiological signature of attachment anxiety: hyperactivation of an internal monitoring system designed to detect and prevent abandonment. The intensity is not proportional to the quality of the bond. It's proportional to the degree of insecurity.

Markers of the Confusion

Here are the signs that distinguish anxious activation from healthy new love:

Anxious activation | Healthy new love

Obsessively thinking about the person, to the detriment of work, sleep, and friends | Thinking about the person often, with pleasure, without it interfering with daily life

Intense euphoria when receiving a message, followed by anguish when the response is delayed | Pleasure from receiving a message, without marked anxiety when there's no response

Constant need for reassurance ("Do you love me? Is everything okay between us?") | Enough confidence that you don't need to constantly verify the relationship

Émotional roller coaster: ecstasy one day, despair the next | Stable positive émotion, with moderate ups and downs

Feeling that the other person is "vital," that without them something collapses | Feeling that the other person enriches an already satisfying life

Hypervigilance: analyzing every word, emoji, and response delay | Relaxed attention, without overanalysis

Calm Love: Why It Seems "Boring"

One of the most painful observations in therapy is people leaving stable, healthy partners because there are "no butterflies." The relationship is described as "too calm," "too predictable," "too easy." The absence of drama is interpreted as an absence of passion.

This interpretation rests on an equation deeply rooted in our culture and reinforced by movies, TV series, and social media: intensity = love.

But that's wrong.

Secure love is, by nature, calmer than anxious activation. It doesn't generate roller coasters because it doesn't rely on uncertainty. It generates a feeling of safety, trust, predictability—

qualities that the autonomic nervous system interprets as the absence of threat. And for a brain accustomed to hypervigilance, the absence of threat can be mistaken for boredom.

The Paradox of Anxious Habit

For someone who grew up in an unpredictable environment (an inconsistent parent, available one day and absent the next), emotional chaos is familiar. What is familiar is interpreted by the brain as "normal," even if it's painful. Conversely, stability is unknown and therefore unconsciously coded as "strange" or "not enough."

This explains a frequent clinical phenomenon: people with anxious attachment who leave a secure partner to return to an avoidant or unstable partner, because "with them, at least I felt something." What they felt was their alarm system.

Why Anxious and Avoidant People Attract Each Other

The anxious-avoidant dynamic is one of the most studied relational configurations in attachment psychology, and it perfectly illustrates the confusion between anxiety and love.

The Mechanics of Attraction

The person with avoidant attachment naturally sends mixed signals: closeness then distance, interest then withdrawal, openness then closure. This inconsistency creates maximal activation of the anxious person's attachment system.

It's the same mechanism as intermittent reinforcement studied by Skinner: an unpredictable reward (a message, an intimate evening, a compliment) is more addictive than a regular reward. The anxious person's brain is literally in a state of constant search for the next positive signal. This search feels like passion. It's actually addiction.

The False Butterflies

When the avoidant person draws close after a period of distance, the anxious person feels intense relief, accompanied by a dopamine rush. This relief is interpreted as deep love. "When they come back to me, that's when I know they're the one."

What the person is decoding as love is actually the relief from a threat: the perceived threat of abandonment has been temporarily lifted. It's the same mechanism that makes us feel happiness after a migraine ends—not because something good is happening, but because something bad has stopped.

Sympathetic Nervous System Activation Is Not Love

In CBT, one of the most powerful tools is psychoeducation: understanding what's happening in your body and brain allows you to defuse automatic interpretations.

What Happens Physiologically

When the attachment system is activated by relational uncertainty, the body triggers a stress response:

• Cortisol: the stress hormone, elevated constantly in insecure relationships. It generates fatigue, rumination, difficulty concentrating.
• Adrenaline: responsible for heart acceleration, muscle tension, "butterflies." It's identical whether you're facing a bear or an unread message.
• Dopamine: released intermittently during moments of closeness, creating a reward circuit comparable to addiction.

By comparison, in a secure relationship, the hormonal profile is different:

• Oxytocin: released regularly through physical contact, presence, voice. It's the hormone of bonding, not excitement.
• Serotonin: associated with satisfaction, calm, mood regulation.
• Low cortisol: the nervous system is at rest. No roller coasters.

The physiological conclusion is clear: healthy love calms the nervous system. Anxious attachment activates it. The "butterflies" are more often a sign of the latter than the former.

CBT Exercise: Differentiating Healthy Excitement from Anxiety

This exercise can be done alone or with the help of a practitioner. It's based on the cognitive restructuring technique.

Also read: Take our free hypersensitivity test — free, anonymous, immediate results.

Step 1: Identify the Sensation

The next time you feel "butterflies" or intense excitement related to a person, stop and note:

• Where in your body: stomach, chest, throat, hands?
• Quality of the sensation: pleasant, unpleasant, neutral, mixed?
• Triggering context: what just happened? Received a message? Prolonged silence? An upcoming meeting?

Step 2: Question the Automatic Interpretation

Your first thought is probably: "It's love" or "This person has an effect on me." Before accepting this interpretation, ask yourself these questions:

• "Would I feel the same if this person had responded within 10 minutes instead of 3 hours?"
• "Is the intensity of what I'm feeling proportional to what I actually know about this person?"
• "Am I feeling joy, or relief?"
• "Is my body relaxed (sign of safety) or on high alert (sign of stress)?"

Step 3: Identify the Pattern

Using a notebook or your phone's notes, track over two weeks:

• Moments of emotional intensity (rating 1 to 10)
• The context (stability or relational uncertainty)
• The type of sensation (pleasant and calm, or intense and anxious)

After two weeks, a pattern usually emerges. If moments of greatest intensity coincide with moments of greatest uncertainty (silence, ambiguity, distance), it's likely you're confusing anxiety with love.

Step 4: Reframe

Reframing is a central tool in CBT. It involves replacing the automatic interpretation with a more accurate one:

• Automatic: "I have butterflies, so I'm in love."
• Reframed: "I have butterflies. My attachment system is activated, probably by the uncertainty of the situation. This isn't necessarily love; it's a physiological response to stress."

This reframing doesn't kill the magic. It simply prevents you from making major relational décisions based on a physiological misinterpretation.

Learning to Tolerate Calm Love

If anxiety has always been confused with love, learning to recognize and appreciate secure attachment is a process, not a sudden realization. Here are the steps that clinical CBT practice suggests:

Accept the Discomfort of Calm

The first few weeks of a healthy relationship may seem dull to someone accustomed to chaos. That's normal. The discomfort isn't a sign that the person is "wrong" or that the relationship is doomed. It's a sign that your nervous system is adapting to a new environment—a safe environment that doesn't require hypervigilance.

Resist the Urge to Create Drama

Unconsciously, the anxious person may seek to recreate uncertainty in a stable relationship: starting fights, testing limits, creating jealousy. These behaviors aim to reactivate the "butterflies"—that is, to reactivate anxiety, because it's the only relational mode they know. Becoming aware of this is the first step to resisting it.

Recalibrate Your Definition of Love

Healthy love doesn't hurt. It doesn't involve sleepless nights waiting for a message. It doesn't cause crying fits on Tuesday followed by euphoria on Wednesday. It resembles a fireplace more than fireworks: less spectacular, but infinitely more durable and warming.

Give Yourself Time

Research on neuroplasticity shows that relational patterns can be modified, but not instantly. You need several months of secure relationship for the nervous system to recalibrate its references. During this period, the "lack of butterflies" will come and go. That's not failure; it's rewiring.

Key Takeaways

• "Butterflies in your stomach" are an activation of the sympathetic nervous system, identical to that produced by stress and fear.
• Anxious attachment produces emotional intensity often confused with romantic passion.
• People with anxious attachment are particularly drawn to people with avoidant attachment, whose intermittence maximizes anxious activation.
• Secure love is by nature calmer, more stable, and less "exciting" in the physiological sense. It's not boredom; it's safety.
• CBT offers concrete tools to distinguish anxiety from love: identifying sensations, questioning automatic interpretations, tracking patterns over two weeks.
• Learning to tolerate and appreciate calm love is a process that takes time, but is accessible to anyone motivated.

Do You See Yourself in This Description?

The confusion between anxiety and love is not inevitable. It's a learned pattern, reinforced by experience and culture, but one that can be identified, understood, and gradually transformed.

Two ways to go further:

• The Love Coach Program: structured support to learn to identify your relational patterns, understand your attachment style, and build relationships based on safety rather than anxiety.
• The Freedom and Fresh Start Program: if you're coming out of a relationship where anxiety served as passion, this program helps you grieve the toxic intensity and prepare to welcome healthier love.

Butterflies aren't always what they seem. But once you learn to read the signals correctly, you stop confusing the storm with the journey.

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Internal Links:

– Anxious-Avoidant Couples: Understanding and Breaking Free from the Trap

– Attachment Styles: Understanding Yours to Transform Your Relationships

– Émotional Dependency: Understanding and Breaking Free

– Red Flags to Watch for in the First Month of a Relationship

– Love Coach Program

– Freedom and Fresh Start Program

Also Read

• What Is Your Attachment Style? Test and Guide
• Avoidant Attachment: 10 Signs, Origins, and Solutions | CBT
• Anxious-Avoidant Couples: Understanding and Breaking Free from the Trap | CBT
• Do I Need a Therapist? 10 Signs That Don't Lie

Do you see yourself in this article?

Take our Attachment Style Test in 35 questions. 100% anonymous – Personalized PDF report for €14.90.

Take the test → Also discover: Couple Communication (30 questions) – Personalized report for €9.90. Would you like to go further? As a CBT psychotherapist in Nantes, I offer structured and compassionate support. Contact me for an initial appointment.

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Watch: Go Further

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