Irrational fears: Causes, signs, and how to overcome them

Irrational fears prompt us to respond as if we’re in danger when we’re not.

Liz Talago

By Liz Talago

Clinically reviewed by Nick Frye, MS, LCPC
Published on: October 19, 2023
Last updated: October 10, 2025
Irrational fears: Causes, signs, and how to overcome them
Key Takeaways
  • Irrational fears don’t have logical causes or origins. A person experiencing an irrational fear will have a fear response that is disproportionate to the actual danger at hand.

  • While irrational fears can seem unfounded, they cause real distress for people affected by them. Left untreated, they may escalate into a clinical anxiety disorder called a phobia.

  • You don’t have to have a mental health condition to experience an irrational fear. But if irrational fears are negatively impacting your life, speaking with a mental health professional can help.

Irrational fear is an intense feeling of fear that happens even when there’s no real danger. While fear is a normal response to threats, irrational fears can cause your mind and body to react as if you’re in danger when you’re not.

These fears may seem unfounded to others, but they feel very real to the person experiencing them and can be deeply distressing. Understanding irrational fear matters because it can impact daily life. But with self-reflection, patience, and support from a mental health professional, it’s possible to manage these fears and regain a sense of control.

Irrational fear definition

Irrational fear is an intense fear that happens even when there’s no real threat. Your body reacts as if you’re in danger, even though you’re safe.

Fear is meant to protect us. For example, feeling afraid if someone tries to unlock your front door at night is rational — it helps you act to stay safe. But when fear happens without danger, it becomes irrational and no longer serves a protective purpose.

Common fears — like flying, public speaking, or spiders — can turn irrational when they’re severe, persistent, and start to interfere with daily life. At that point, they may become phobias, which are treatable mental health conditions.

Common examples of irrational fears

Irrational fears can show up in everyday life. They often seem illogical to others, but they can feel intense and overwhelming to the person experiencing them. Unlike phobias, these fears may come and go and don’t always disrupt daily life — though they can be very distressing in the moment.

Examples of irrational fears include:

  • Feeling convinced something bad will happen to a loved one when they don’t answer a text right away

  • Believing a minor mistake at work will get you fired

  • Panicking that your friends secretly dislike you after a normal interaction

  • Feeling sure the plane will crash every time you fly, even during smooth flights

  • Thinking a normal body sensation (like a headache or muscle twitch) means you have a serious illness

  • Fearing your house will burn down every time you leave, even when you’ve checked everything is safe

These fears aren’t based on real danger, but they can still feel powerful. Recognizing them as irrational is the first step toward managing them.

Why are irrational fears a problem?

Having irrational fears can take a toll on your well-being in a variety of ways. Often, people who live with irrational fears will do whatever they can to avoid their triggers. So you may begin avoiding places or activities you used to enjoy, isolating yourself from people you love, or having problems at work or school. This might leave you feeling lonely and disconnected, which can impact your mental health and decrease your overall quality of life.

Irrational fear can also compromise your physical health. Left unaddressed, irrational fears can escalate into an anxiety disorder called a phobia that may require professional help to overcome. People who have a phobia typically experience an increase in heart rate, sweating, shaking, panic attacks, or even more severe physical responses when faced with their triggers.

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Recognizing your own irrational fears

One of the first and most important steps in overcoming irrational fears is to learn to spot them in yourself. If you find yourself having frequent, severe fear that is negatively impacting your day-to-day life, the following steps can help you increase your self-awareness and regulate your emotions:

  • Ask yourself if the response you’re having is reasonable given the situation at hand. Does your level of fear mirror the actual threat?

  • Pay attention to your physical symptoms. Noticing when your heart starts to race or your voice begins to shake. can give you a heads-up that you may be experiencing an irrational fear.

  • Make note of any strong aversions you have to people, places, or things. If you’re afraid to be around something or someone, ask yourself if that fear is founded.

What causes irrational fears?

Just because a fear is considered irrational doesn’t mean that it doesn’t have an origin. Oftentimes, seemingly unfounded fears have their roots in negative childhood experiences or past traumatic events. So if you’re facing an irrational fear, see if you can think back to when it first began. Sometimes identifying the underlying cause can help make the fear feel smaller.

In addition to negative past experiences, certain genetic factors might make you more susceptible to phobias and irrational fears. For example, if you have a close relative (like a parent or sibling) who lives with a phobia, you might be more likely to develop one, too. Some research suggests that the way our brains develop can also play a role in the development of irrational fears and phobias. Specifically, abnormalities in the brain’s neurotransmitters may have a causal effect.

Seeking help for irrational fears

If irrational fears are negatively affecting your life, know that you don’t have to live with them. There are ways to manage and conquer your fears, including:

Exposure therapy

This intervention is conducted by a mental health professional and involves a slow and gradual exposure to whatever you fear. You’ll start with something less anxiety-provoking and increase the challenge over time so that you become desensitized to your triggers.

Cognitive-behavioral therapy (CBT)

Cognitive behavioral therapy (CBT) is designed to help you identify and challenge unhelpful thoughts and behaviors. This approach can help you dismantle the negative thought patterns that fuel your irrational fears.

Relaxation techniques

From breathing exercises to mindfulness meditations, there are many relaxation practices you can use to calm your fears. These helpful practices don’t require any special equipment and you can use them just about anywhere.

Seeking support from friends and professionals

Living with a phobia or irrational fear can sometimes leave you feeling embarrassed or isolated. But talking about your experience with someone you trust can help you feel less alone.

Talk to a professional

If you feel like your fears are out of control, consider speaking with a therapist who specializes in treating phobias and anxiety disorders. They can help you identify the root of your fears and learn coping strategies to navigate them.

Clinician's take
When someone tells me they’re experiencing irrational fears, I remind them that their fear isn’t a sign of weakness. It’s a sign their mind is trying to protect them. Therapy can be a safe space to discuss those fears and help quiet those alarms.
Brandy Chalmers, LPC

Brandy Chalmers, LPC

Clinical reviewer

Find support for overcoming irrational fears with Rula

Fear is a normal part of life that we all experience from time to time to time. But if irrational fears are keeping you from living your life to the fullest, know that help is available.

In just a few seconds, Rula can help you find a therapist who takes your insurance and specializes in treating fears and phobias. And if you have questions along the way, our team is here to help. When you’re ready, you can book a session and meet with a therapist from the comfort of home as soon as tomorrow.

Liz Talago
About the author

Liz Talago

Liz Talago, M.ed. is a mental health professional turned content writer and strategist based in the Detroit metro area. As an independent consultant for mental health organizations, Liz creates meaningful connections between brands and their audiences through strategic storytelling. Liz is known for championing diverse perspectives within the mental health industry and translating bold ideas into inspiring, affirming digital experiences.

In her free time, you can find her hiking with her two German Shepherds, puttering around her dahlia garden, or spending time with her family.

Nick Frye, MS, LCPC
About the clinical reviewer

Nick Frye, MS, LCPC

Nick Frye, MS, LCPC holds a Master’s degree in Counseling Psychology from Loyola University Maryland and is a Licensed Clinical Professional Counselor (LCPC) in Maryland. With experience as a substance use disorder counselor and a private practice therapist, he has worked with diverse populations, specializing in depression, anxiety, life transitions, and grief. Passionate about mental health, Nick transitioned from direct patient care to education and mentorship to support both early-career and seasoned professionals in their growth and development as clinicians.

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