What is bilateral stimulation? How it works and 7 tips to try it

Mental Health

May 15

Clinically reviewed by Dr. Chris Mosunic, PhD, RD, MBA

Curious about bilateral stimulation? Explore how this calming technique works, how it can help with anxiety, stress, sleep, and focus, and 7 ways to try it yourself.

Stress tends to feel like that uninvited houseguest that overstays its welcome. (You know the one.) Sometimes it consumes so much of your energy that you forget to respond to emails, have an afternoon snack, or even take your daily medications. Not only can this interfere with your life, but it's also incredibly exhausting.

This is where bilateral stimulation comes into play.

Bilateral stimulation is a technique that more and more people are trying to help calm their minds and regulate their nervous systems. It involves alternating sensory input by stimulating different parts of your brain. But does it actually work? Here's a look at the science behind bilateral stimulation and how to use it when life feels all-consuming.

What is bilateral stimulation, and what does it do?

Bilateral stimulation uses rhythmic and alternating sensory input on various parts of the body. Common types of stimulation include tapping your hands or legs from left to right, listening to sounds that bounce between your ears, or slowly moving your eyes from side to side.

The idea is to stimulate both hemispheres of the brain in a coordinated pattern. It’s best known for its role in eye movement desensitization and reprocessing (EMDR), which is a trauma therapy where therapists guide clients through distressing memories while using bilateral cues to support emotional processing.

You don’t have to use bilateral stimulation solely in therapy. People use simpler versions of it on their own to manage everyday anxiety and emotional overwhelm. In general, it’s about finding a calming rhythm that helps you feel more grounded, present, and regulated in the moment.

How does bilateral stimulation work?

The exact science is still evolving, but there are a few theories about how bilateral stimulation affects the brain and body. One theory is that it encourages communication between the left and right hemispheres of the brain. This integration may then help reduce the emotional charge of certain memories.

Another theory suggests that bilateral stimulation engages the parasympathetic nervous system, which governs rest and relaxation. The gentle and repetitive rhythm can then send signals of safety to the body, reducing the intensity of the fight-or-flight response. For some people, it can also help to give their mind a repetitive task that can then interrupt looping or circular thinking without suppressing their emotions.

Some researchers even see similarities between bilateral stimulation and REM sleep, as during REM sleep, the eyes naturally move back and forth, and the brain engages in some of its deepest emotional processing.

💙 Ready to get deeper sleep? Press play on this Bilateral Stimulation (EMDR) for Sleep playlist from Calm.

Is bilateral stimulation safe?

Bilateral stimulation is generally safe for most people to try on their own, especially when using gentle methods like tapping or alternating sounds. One of the great advantages of bilateral stimulation is that it doesn’t require any special tools, training, or a controlled environment, such as a therapist’s office. You can try it right where you are.

Of course, it may not be right for everyone. If you’re navigating trauma, panic, or a mental health diagnosis, this method can sometimes bring up strong emotions. In those cases, trying it without a therapist could feel overwhelming rather than soothing.

8 potential benefits of bilateral stimulation

This type of stimulation can offer a small, meaningful shift when things feel overwhelming. Here are a few ways it can potentially help you:

It may ease anxiety in real time: Bilateral stimulation could help calm your anxious thoughts by providing your nervous system with a rhythmic, grounding focus.
It may support emotional regulation: It could help balance your emotional responses by giving you space to respond rather than react.
It might help you feel more grounded: Physical methods like tapping or walking could help reconnect you with your body when stress or anxiety pulls you into your head.
It’s simple and accessible: No special gear or training needed. All you need are your hands, your breath, or a pair of headphones.
It might break unhelpful thought loops: Focusing on rhythm could help interrupt repetitive or circular thinking and create space for clarity.
It may support better sleep: The rhythmic, repetitive nature of bilateral stimulation can help quiet an overactive mind before bed, making it a useful wind-down tool for people who struggle to switch off at night.
It may improve focus and concentration: Giving the brain a structured, alternating stimulus can help settle mental noise and make it easier to sustain attention — useful during periods of stress or overwhelm.
It may help with trauma processing: In a therapeutic context, bilateral stimulation is a core component of EMDR, where it's used to reduce the emotional charge of distressing memories. This application is best done with a trained therapist rather than attempted alone.

What is bilateral stimulation music and audio?

Bilateral stimulation audio is any sound designed to alternate between the left and right ear in a rhythmic pattern. That alternating effect mirrors the left-right stimulation used in techniques like tapping or eye movements, just through sound. There are a few common formats:

Music: Tracks composed or arranged so sound moves from one ear to the other, creating a gentle, pulsing rhythm that can help settle the nervous system.
Nature sounds: Ocean waves, rainfall, or forest ambiance panned to alternate between ears can produce a similarly grounding effect.
Binaural beats: Two slightly different audio frequencies—one in each ear—that the brain processes as a single pulsing tone. Theta waves, which are associated with deep relaxation and the edge of sleep, are often paired with binaural beats for this reason.

For any of these to work, headphones are essential. The alternating effect depends on each ear receiving a distinct signal, which speakers can't reliably deliver.

💙 Calm offers a range of bilateral stimulation audio to explore. Try the Bilateral Stimulation (EMDR) Playlist or the Binaural Beats program, which pairs unique frequencies with theta waves for deep rest and relaxation.

How to try bilateral stimulation: 7 tips for relief

Bilateral stimulation can be a great tool to bring you back into balance, whatever you're navigating. Here are a few tips to help you find some relief.

1. Start with simple, self-directed tapping

Sit comfortably, and begin gently tapping your hands on your thighs in an alternating left-to-right pattern. Think to yourself: tap left, tap right, tap left, tap right. Try this for 30 seconds while breathing naturally.

This can help calm your racing thoughts, ground you in the present, and ease physical tension. You could also use your fingertips to tap your collarbones or shoulders if tapping your legs isn’t possible or feels strange.

2. Use bilateral audio to get in the zone

Pop in your headphones and listen to a calming sound, like ocean waves or ambient music, that pans back and forth across your headphones. These sounds can help you wind down and also help improve your focus.

Give it a listen:

💙 Want to experience more? Check out this Bilateral Stimulation for Nervous System Reset in the Calm app.

3. Practice mindful walking (and notice your steps)

Walking is a built-in form of bilateral stimulation because of the natural left-right motion of your legs. To amplify this effect, bring mindful attention to your steps. As your left foot hits the ground, say “left” in your mind, then “right,” and just notice the rhythm.

Becoming aware of your steps can help ground you and also soften spiraling thoughts.

4. Use objects to practice visual bilateral stimulation

Take a small object, like a pen or your finger, and slowly move it left to right in front of your eyes. Follow it with your gaze, but keep your head still. Do this for about 20–60 seconds.

Moving an object like this can help with emotional processing and re-centering after being overwhelmed. The motion should be gentle and not too fast.

5. Sync with your breath

Combine gentle bilateral stimulation with breathwork for extra grounding. To do this, tap your left thigh as you inhale and your right thigh as you exhale. You could also alternate steps as you breathe in and out while walking.

The goal is to create a rhythmic pattern that links your breath with bilateral motion, which can deepen your relaxation and sync your body and mind.

6. Create a consistent practice

Bilateral stimulation tends to work better when you’ve built familiarity with it before you really need it. So, try weaving it into your routine in small, low-pressure ways.

Consider two minutes of thigh tapping before bed, listening to a bilateral audio track during your lunch break, or going on a mindful walk after your morning coffee. This can help build resilience and create predictability for your nervous system.

7. Pay attention to what doesn’t feel good

If any technique feels overstimulating or emotionally intense, take a pause. If you start to feel lightheaded, overwhelmed, or your thoughts speed up instead of slowing down, take a breather.

This is your body’s way of telling you the timing isn’t right, and that’s okay. You can always return to it when you’re in a different headspace.

💙 If you’re feeling overwhelmed, take one minute to Pause to Breathe in this meditation with Professor Megan Reitz.

Bilateral stimulation FAQs

Can I use bilateral stimulation if I have a hearing impairment?

Bilateral stimulation doesn't necessarily require sound, so most methods are fully accessible for people with hearing impairments. EFT tapping, whether on your thighs, collarbones, or shoulders, works just as well without audio, and so does mindful walking, where the natural left-right rhythm of your steps creates the same grounding effect. Visual tracking is another option that needs no sound at all.

For people with partial hearing loss, bilateral audio tracks with alternating panning may still be accessible, particularly with headphones or hearing aids. Handheld tappers or vibrating paddles, used in formal EMDR sessions with a therapist, are a further tactile option worth exploring.

Can I use bilateral stimulation if I have a visual impairment?

Bilateral stimulation remains readily accessible to people with visual impairments. Most methods don't rely on sight at all. Tapping and bilateral audio tracks are both straightforward to use without any visual component. We’ve got lots of bilateral stimulation content in the Calm app for you to try.

Handheld tappers or vibrating paddles, used in formal EMDR sessions with a therapist, are another option that needs no visual input. Eye movement is just one method among many.

Can I use bilateral stimulation at work?

Bilateral stimulation can be used at work, and it's more discreet than it sounds. You can tap your thighs under a desk without anyone noticing. Bilateral audio through headphones fits easily into a workday. A short mindful walk between meetings is another simple option. None of these needs a special setup or a lot of time.

Can I use bilateral stimulation while doing other things?

Some forms of bilateral stimulation work well alongside other activities. Listening to bilateral audio while working, cooking, or commuting is simple to fit in. Mindful walking is another easy option that slots into an existing routine.

Tapping and visual methods tend to work better when you give them your full attention, even if just for a minute or two.

How long does it take to feel the effects?

The effects of bilateral stimulation can vary from person to person. Some people notice a difference within a few minutes. Others need several sessions before they feel a clear shift. It depends on the method, the moment, and how used to the technique your body is. Building a regular practice tends to make it more effective over time.

Can I combine bilateral stimulation with meditation or breathwork?

Bilateral stimulation combines well with both meditation and breathwork. Syncing bilateral tapping with your breath is one way to try it: Tap your left thigh as you inhale and your right thigh as you exhale.

You could also listen to bilateral audio during a meditation session, or use mindful walking as a moving meditation.

Is bilateral stimulation safe to try at home?

Bilateral stimulation is safe for most people. In general, trying bilateral stimulation at home using gentle techniques like tapping, listening to audio, or walking is considered low-risk. That said, if you’ve experienced trauma or complex post-traumatic stress disorder (PTSD), you might want to approach it with caution.

While some find it soothing, others may feel overwhelmed, especially if strong emotions surface unexpectedly. In those cases, it’s a good idea to check in with a therapist before continuing on your own.

What does bilateral stimulation feel like?

Many people describe it as a gentle, calming effect or a sense of becoming more present in their bodies. Others say it feels like their thoughts slow down, they feel soothed, or they just feel a little sleepy.

That said, not everyone feels an immediate change. It may take a few tries to recognize what it’s doing for you, or it might not feel like much at all, and that’s valid too.

Can I use bilateral stimulation without a therapist?

You can use this method without a therapist, especially for light-touch use cases like general stress and everyday anxiety. Many people use bilateral stimulation informally as a self-regulation tool, tapping during a tough phone call or listening to alternating tones to wind down.

But if you’re using this method to work through intense emotional memories or trauma, having professional support can make a big difference. Therapists trained in EMDR or somatic practices can help guide the process so it’s supportive and not destabilizing. Here are six things to consider before doing EMDR.

Does bilateral stimulation actually help anxiety?

There’s a growing body of research that suggests that bilateral stimulation can help reduce anxiety, emotional distress, and symptoms related to trauma.

Additionally, anecdotal reports suggest it could help people calm their nervous system and shift out of negative thought loops. It’s not a cure, but it can be a helpful part of an anxiety management toolkit.

How often should I use bilateral stimulation?

There’s no strict schedule or dosage. Some people use it daily, like a morning grounding practice. Others reach for it in the moment during things like panic attacks or transitions that feel hard to manage.

You could start with just two minutes a day and adjust based on how your body responds. The important thing is to use it intentionally as a way to stay connected and calm while you move through your feelings.

Calm your mind. Change your life.

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Calm Editorial Team