2026-04-06·7 min read

4 Breathing Exercises That Help You Quit Smoking and Vaping

A nicotine craving is not just a thought you can push away. It is a full-body event -- your heart rate spikes, your muscles tense, your breathing gets shallow, and your brain locks onto a single idea: make this stop. Willpower alone is a terrible match for that kind of fight, and if you have tried it, you already know.

Here is something worth knowing: you already have a built-in tool for fighting back, and it is literally as close as your next breath.

When you breathe slowly and deliberately, you activate the vagus nerve -- the longest nerve in your body, running from your brainstem down to your abdomen. The vagus nerve is the main channel of your parasympathetic nervous system, the part responsible for calming you down after a stress response. Slow, controlled breathing stimulates vagal activity, which lowers your heart rate, eases muscle tension, and tells your brain that the emergency is over. Research suggests that controlled deep breathing may help reduce smoking withdrawal symptoms, including craving intensity and the tension and irritability that come with it.

In other words, the right breathing technique does not just distract you from a craving. It can help activate your body's natural calm response, shifting you away from fight-or-flight and into a state where the craving may feel more manageable.

To be clear, breathing techniques work best as one tool in a broader quit plan -- alongside whatever combination of support, accountability, or medical help makes sense for you. But they are a tool you can use right now, today, in the next five minutes.

These techniques work whether you are quitting cigarettes, vapes, or any other nicotine product -- the physiology of craving is the same. Here are four techniques that people find helpful. Each one hits a slightly different need, so you can match the right craving relief technique to the right moment.

1. Box Breathing (4-4-4-4)

What Is Box Breathing?

Box breathing divides each breath cycle into four equal parts -- inhale, hold, exhale, hold -- like tracing the four sides of a square. It was popularized by Navy SEALs as a way to stay calm and focused under pressure, and it works just as well when the pressure is a craving instead of a combat situation.

How to Practice Box Breathing

Sit or stand comfortably. Close your eyes if that feels right, or soften your gaze toward the floor.
Inhale slowly through your nose for 4 counts.
Hold your breath for 4 counts. Stay relaxed -- do not clench your jaw or tense your shoulders.
Exhale slowly through your mouth for 4 counts, letting the air flow out steadily.
Hold again, lungs empty, for 4 counts.
That is one full cycle. Repeat for 4 to 6 cycles, or roughly 2 minutes.

Best Time to Use Box Breathing for Cravings

Box breathing is your go-to for moderate cravings -- the kind that show up when you are at your desk, in the car, or just moving through your day. It is structured enough to pull your focus away from the craving without requiring you to lie down or find a quiet room. It also works well as a daily practice: a few minutes of box breathing each morning can lower your baseline stress, which means fewer cravings overall.

2. 4-7-8 Breathing

What Is 4-7-8 Breathing?

The 4-7-8 technique was developed by Dr. Andrew Weil, drawing on yogic pranayama traditions. The key difference from box breathing is the extended exhale -- your outbreath is twice as long as your inbreath, which strongly activates the parasympathetic nervous system. That long exhale is what makes this technique especially powerful for intense moments.

How to Practice 4-7-8 Breathing

Sit or lie down in a comfortable position. Rest the tip of your tongue lightly against the roof of your mouth, just behind your front teeth. It stays there through the whole exercise.
Exhale completely through your mouth, making a gentle whooshing sound.
Inhale quietly through your nose for 4 counts.
Hold your breath for 7 counts.
Exhale slowly and fully through your mouth for 8 counts, making that same soft whooshing sound.
That is one cycle. Repeat for 4 cycles to start. As you get comfortable with the technique, you can work up to 8 cycles.

When to Use 4-7-8 for Intense Cravings

This is your heavy-duty technique for intense cravings, especially the ones that hit at night or when you are lying in bed unable to sleep. The long hold and extended exhale create a deep calming response that works against both the craving and the anxiety that often rides alongside it. If you are in the first week of quitting and the cravings feel overwhelming, this technique may be a good place to start.

A word of caution: the 7-count hold can feel uncomfortable at first if you are not used to breath work. That is normal. Start with 3 or 4 cycles and build up. If you feel lightheaded, return to normal breathing and try again later with shorter counts.

3. Diaphragmatic (Belly) Breathing

What Is Diaphragmatic Breathing?

Most of us breathe shallowly, up in our chests, especially when we are stressed. Diaphragmatic breathing reverses that by engaging the diaphragm -- the dome-shaped muscle beneath your lungs that is directly connected to the vagus nerve. When you breathe into your belly instead of your chest, you create a stronger vagal response and a deeper sense of calm.

Research on mindfulness-based yogic breathing found that even 10 minutes of diaphragmatic breathing produced meaningful reductions in smoking craving. A systematic review also found that diaphragmatic breathing reduces both physiological stress markers and psychological self-reported stress in adults.

How to Practice Belly Breathing

Sit comfortably or lie flat on your back with your knees bent.
Place one hand on your chest and the other on your belly, just below your ribcage.
Inhale slowly through your nose for 4 to 6 counts. Focus on sending the breath down -- your belly hand should rise while your chest hand stays relatively still.
Exhale slowly through your mouth or nose for 6 to 8 counts, letting your belly fall naturally. Do not push the air out; just let it go.
Continue for 5 to 10 minutes.

How Diaphragmatic Breathing Reduces Craving Stress

Belly breathing is your daily foundation -- the technique that addresses the background stress and anxiety that make cravings worse in the first place. It is less about stopping a craving in the moment (though it can do that) and more about lowering your overall stress baseline so cravings come less frequently and feel less intense when they do arrive.

Try it for 10 minutes in the morning, or any time you notice stress building. It also works well during the general restlessness and irritability that come with the first few weeks of quitting.

4. Pursed Lip Breathing

What Is Pursed Lip Breathing?

Pursed lip breathing is the simplest technique on this list, and it has a unique advantage for people quitting smoking or vaping: the physical sensation of a slow, controlled exhale through pursed lips closely mimics the exhale action of smoking. That might sound like a small thing, but the oral and respiratory ritual of smoking is a powerful part of the habit. This technique gives your body a version of that familiar sensation without any of the harm.

How to Practice Pursed Lip Breathing

Sit or stand in a relaxed position. Drop your shoulders away from your ears.
Inhale slowly through your nose for 2 counts. Keep your mouth closed during the inhale.
Purse your lips as if you were about to whistle or blow out a candle.
Exhale slowly and gently through your pursed lips for 4 counts -- twice as long as your inhale. Do not force the air out. Let it flow naturally through the small opening.
Repeat for 6 to 10 breaths, or until the craving passes.

When to Use Pursed Lip Breathing for Quick Craving Relief

This is your quick-response tool for acute craving moments -- the sudden, sharp urges that catch you off guard. Because it is so simple and requires no counting beyond a basic 2-in, 4-out rhythm, you can do it anywhere without anyone noticing: waiting in line, sitting in a meeting, walking to your car. The pursed lip exhale gives you something physical to do in the moment, which is often exactly what you need when a craving strikes and your hands feel empty.

Which Breathing Exercise Should You Use? A Quick Reference

Not every craving is the same. Some are a dull itch, some are a five-alarm fire. Knowing how to manage cravings before they hit is half the battle. Here is a simple way to match the right technique to the right moment:

Moderate, everyday craving — Box Breathing (4-4-4-4). Structured and calming without being complex.
Intense craving or nighttime urge — 4-7-8 Breathing. The extended exhale creates a powerful calming effect.
General anxiety or irritability during quit — Diaphragmatic Breathing. Addresses root-level stress that fuels cravings.
Sudden, acute craving that hits fast — Pursed Lip Breathing. Simple, fast, and discreet.

A few things to keep in mind:

You do not have to pick just one. Many people find that belly breathing as a daily practice, combined with box breathing or pursed lip breathing for individual cravings, gives them the best results.
Cravings typically peak and pass within 3 to 5 minutes. Any of these techniques will get you through that window.
Consistency matters more than perfection. If you lose count or your mind wanders, just come back to the breath. There is no wrong way to do this.

How to Build Breathing Exercises Into Your Quit Plan

Learning a breathing technique from an article is a great start. But when a craving hits hard, the last thing you want to do is scroll through instructions on your phone.

If you want to understand the bigger picture of what is happening in your body as you quit, check out our quit smoking recovery timeline.

This is why we built Milo with guided breathing sessions you can start with a single tap -- including the techniques in this article. When a craving hits, you open the app, close your eyes, and follow along. It handles the timing for you so you do not have to think about counting when your brain is on fire.

Why Breathing Is Your Best Tool for Craving Relief

Here is what it comes down to: your breath is the one thing you always have with you. You do not need a prescription. You do not need to buy anything. You do not need to wait for the right moment.

The next time a craving shows up -- and it will -- you can meet it with a slow inhale, a steady hold, and a long exhale. Not because you are tougher than the craving, but because your own nervous system already knows how to let it pass. You just have to give it the chance.

This article is for informational and educational purposes only and is not intended as medical advice. If you are trying to quit smoking or vaping, consult your healthcare provider about a cessation plan that is right for you. Breathing exercises can be a helpful complement to evidence-based cessation methods such as nicotine replacement therapy, prescription medications, and behavioral counseling. Individual experiences may vary. Milo is a wellness and habit-tracking tool and is not a medical device or a substitute for professional medical treatment.