We all hear about countless different breathing techniques, but which ones really work?
The answer is, it depends on your goals. There’s not a one fit for all breathing methods as different breathing techniques activate different parts of the nervous system, making them powerful tools for specific goals, based on the techniques you use.
In this guide, we’ll break down the most effective breathing exercises for:
- Stress Relief
- Sleep
- Lung Capacity
- Digestion & Lymphatic Aid
- Exercise
- Focus
- Asthma Relief
- Reducing Inflammation
And much more. We will also break down how to practise them, and the situations where each technique works best.
How To Do Diaphragmatic Breathing (Deep belly breathing):
Let’s begin with a breathing technique you’ve probably already heard of and for good reason. Diaphragmatic Breathing is prized for its lymphatic and digestive aid as well as its ability to strengthen lungs and calm anxiety.
- Step 1: Inhale deeply through your nose, until you feel your belly rise.
- Step 2: Exhale slowly through your, feeling your belly fall.
Make sure you keep your chest still. Then repeat this for 5-10 minutes.
The Benefits of Diaphragmatic Breathing:
- Maximised Oxygen Delivery: Targets lower lung lobes where gas exchange is most efficient.
- Reduced Stress & Anxiety: Activates the parasympathetic system, lowering cortisol and promoting relaxation.
- Stronger Lungs: Think of it like exercise for respiratory muscles, improving endurance and lung capacity.
- Detoxification & Digestion: The diaphragm’s rhythmic movement enhances lymphatic drainage and digestion.
Use Diaphragmatic Breathing For: Digestion, lymphatic aid and relaxation.
How To Do Slow, Rhythmic Breathing:
This technique was made popular in modern medicine through research on heart-rate variability, but the benefits don’t end there!
How to do Slow Rhythmic Breathing:
- Step 1: Get in to a relaxed position, breathe in gently with your nose at a steady pace (4-6 seconds),
- Step 2: Exhale gently out your nose (4-6 seconds).
One of the keys of rhythmic breathing is to breathe slowly to the point your breath can barely be heard. Try to find your rhythm and continue breathing at this steady pace.
The Benefits of Slow Rhythmic Breathing:
- Increased Oxygen Efficiency: Fewer, deeper breaths enhance oxygen absorption. Studies show that at 10 breaths per minute, oxygen absorption is around 85%, while at 20 breaths per minute, it drops to 50%.
- Balanced nervous System:Maintains a steady pace of about 5–6 breaths per minute, which stabilises the autonomic nervous system and reduces overactive stress responses.
- Enhanced heart-rate variability (HRV): Synchronises breathing with heart rhythms, improving cardiovascular health and resilience to stress.
- Reduced Anxiety and Emotional Reactivity: The regular rhythm calms the amygdala (the brain’s fear centre), making it easier to manage anxious thoughts or panic.
- Enhanced Focus and Mental Clarity: The even rhythm supports neurotransmitter release, sharpening concentration, memory retention and problem solving skills by shifting brainwaves from stressful beta states to calming alpha/theta states, improving mood and cognitive function. This shift, driven by the release of neurotransmitters such as serotonin, dopamine, and GABA, offers a neurological reset central to mood stability, cognitive clarity, and stress management
Use Slow Rhythmic Breathing For: Focus and concentration, as well as heart and circulatory health.
There are many different ways to rhythmic breathing, such as box breathing and synchronised breathing (which we cover later) This method is specifically designed to slow down the breath to around five to six cycles per minute, which helps regulate heart rate, improve heart rate variability, and activate the body’s relaxation response.
How To Do Buteyko Breathing(Exaggerated Exhale):
Developed by Dr. Konstantin Buteyko, this method is designed to correct chronic over-breathing through improved carbon dioxide (CO₂) tolerance.
- Step 1: Make yourself comfortable, with your back straight and shoulders loose
- Step 2: do a light and gentle inhale through the nose(not a deep one),
- Step 3: let out a gentle, controlled breath through the nose until your lungs feel comfortably empty.
- Step 4: Hold your breath for a few seconds at the end of the exhale (without straining)
Continue with small, calm nasal breaths, focusing on reducing the volume of air you take in. Aim for 5–10 minutes of practice.
The Benefits of Buteyko Breathing:
- CO2 Regulation: A slow, controlled exhalation plays a significant role in maintaining the balance between Co2 and oxygen. This is directly tied to a phenomenon known as the Bohr Effect, which refers to the physiological phenomenon where higher CO₂ concentrations in the blood promote the release of oxygen from haemoglobin to tissues that need it most.
- Reduced Stress and Anxiety: The exhale is what primarily activates the parasympathetic nervous system, slowing the heart rate, relaxing muscles, and calming the mind. Activates the parasympathetic nervous system.
- Supports blood pressure regulation: It helps lower high blood pressure by encouraging blood vessels to dilate and improving circulation.
- Reduced Inflammation and Increased Recovery: Enhances oxygen delivery and reduces lactic acid buildup.
- Reduced Inflammation and Increased Recovery: Higher CO₂ tolerance mimics altitude training, stimulating erythropoietin (EPO) production to increase red blood cell count. Greater CO₂ efficiency also reduces lactic acid buildup, enhances circulation, and speeds up muscle recovery, a game-changer for athletes and high performers.
- Brain Boost: Sharpens focus and memory by restoring optimal oxygen delivery to the brain.
Use The Buteyko Method For:
Respiratory conditions (asthma, allergies, sleep apnoea, chronic nasal congestion), improving sleep quality, building CO₂ tolerance, reducing stress and anxiety.
Effective breathing isn’t just about gulping down oxygen, it’s about mastering CO₂ regulation & the Buteyko method is perfect for that. By utilising it, you can transform your health, energy, and mental well-being.
Exhale-First Breath Holds
Another great way to enhance your bodies CO2 tolerance. It’s also the best way to enhance your lung capacity.
- Step 1: Sit or stand tall and breathe normally through your nose for a minute.
- Step 2: After exhaling, hold your breath until you feel the first gentle urge to breathe.
- Step 3: Resume calm nasal breathing.
- Step 4: Rest for 1–2 minutes, then repeat 3–5 times.
Always stay relaxed and stop before you feel dizzy or uncomfortable. Consistent, gentle practice is more effective than pushing too hard.
The Benefits of Exhale First Breatholds:
- Enhances Diaphragmatic Efficiency: Partial lung emptying forces your diaphragm to work more effectively when you resume breathing, strengthening your primary breathing muscles.
- Increases Mental Resilience: Holding your breath in a controlled way teaches you to stay calm despite the discomfort of rising CO₂.which as a result builds focus, emotional regulation, and stress management skills.
- Supports Respiratory Health: This method trains lungs to use oxygen more efficiently optimising lung capacity, enhancing endurance, and reducing shallow chest breathing.
- Improves CO₂ Tolerance: By holding your breath after exhaling, your body learns to tolerate higher CO₂ levels. As a result this reduces the urge to over-breathe, lowers stress response, and calms the nervous system.
- Stimulates Stem Cell Production: Breath-holding after exhaling can temporarily mobilize stem/progenitor cells from the bone marrow into the bloodstream via mild hypoxia and stress responses. The effect, though small, can help in cell regeneration.
Use Exhale-First Breath Holds For: Optimising Lung Capacity and building Co2 tolerance.
As you become more comfortable, practice holding after completely exhaling all the oxygen from your lungs, as this is among the best ways to optimise Co2 tolerance.
How To Do Box Breathing:
The method was made popular by many he Navy SEALs, as a way to combat high-stress environments and stay composed and alert. Also known as square breathing or four-square breathing, is a simple technique that uses equal counts for inhaling, holding, exhaling, and holding again.
- Step 1: Find a comfortable position,Sit upright with your spine straight, shoulders relaxed, and feet grounded. Or lay down.
- Step 2: Breathe in slowly through your nose for a count of four. Focus on filling your belly and chest without straining.
- Step 3: Gently hold your breath for a count of four.
- Step 4: Breathe out smoothly through your nose (or mouth) for a count of four. Let the air flow out evenly without forcing it.
- Step 5: Hold again Pause at the bottom of the exhale for another count of four.
Make sure you remain calm and centred and continue this cycle for 4–10 minutes (about 10–20 rounds).
The Benefits of Box Breathing:
- Focus and Concentration: Counting your breaths keeps the mind present, improving attention during tasks that require precision. It also stabilises your emotions preventing stressful thoughts or emotional triggers.
- Stress and Anxiety Relief: Box Breathing quickly calms the body during stressful moments by activating the bodies parasympathetic nervous system.
- Performance Under Pressure: There’s a reason this method is commonly used in military and corporate settings to maintain composure. The breath-holds regulate oxygen and carbon dioxide balance more tightly, which enhances focus and self-control.
Use Box Breathing For: Calming the nervous system, sharpening focus and combatting high pressure situations.
Box breathing is similar to rhythmic breathing but it’s short, structured, and highly effective in moments of stress when you need immediate control. You can also extend the counts (e.g., 5–6 seconds) as you become more comfortable.
How To Do The Wim Hof Method
This popular method created by Wim Hof (“The Iceman”) combines breath control, cold exposure, and mindset training to unlock peak performance and stress resilience.
- Step 1: Always practise in a safe, seated or lying position. Do not do this while driving, swimming, or standing, as it can cause light-headedness.
- Step 2: Take 30-40 deep breaths (inhale fully, then exhale passively).
- Step 3: After the last exhale, hold your breath for as long as comfortable.
- Step 4: Take one last deep breath, hold it for 15 seconds, then release. Repeat 3-4 rounds.
The Wim Hoff method is not for everyone and should be avoided by those with cardiovascular, respiratory or neurological conditions. As well as by pregnant women and children.
The Benefits of the Wim Hoff Method:
- Boosts Energy & Alertness: Increases oxygen saturation and adrenaline resulting in more focus, wakefulness, and drive.
- Improves Stress Tolerance: Mimics a mild stress response, training your body to stay calm under pressure.
- Strengthens the Immune System: Research shows Wim Hof breathing reduces inflammatory markers and can improve immune response.
- Improves Resilience & Mental Toughness: Builds the ability to handle discomfort and stress, both physical and emotional.
- Enhances Cold Tolerance: When combined with cold exposure, trains the body to handle extreme environments.
Use Wim-Hoff Breathing For: Enhancing energy, increasing stress resilience, and reducing inflammation.
It may seem counterintuitive to breathe fast and quickly, as this contradicts much of the information covered in this article. So let’s address the confusion, the reason why it can work is because you are putting yourself in a controlled state of stress, it’s not something being done subconsciously. By putting yourself in this controlled state of stress, it can train your body to deal with the stress when it may occur subconsciously.
How To Do Synchronised Breathing(Ocomotor-respiratory coupling):
Popular in exercise and running. It is method used when people synchronise their breath with their exercise. Some people also use a double inhale, double exhale style (like in-in / out-out), which is just a variation of rhythmic breathing. We will use running for the example below:
- Step 1: Find the pattern that works for you. Examples include: the 2-2 pattern (inhale for 2 steps, exhale for 2 steps). 3:3 pattern (inhale for 3 steps, exhale for 3 steps). Some people prefer 2:1 pattern sometimes used for speed bursts (shorter inhale, longer exhale).
The Benefits of Synchronised Breathing:
- Prevents Stitches: Exhaling always on the same foot strike puts extra stress on one side of the diaphragm. Rhythmic breathing alternates this load, reducing painful “stitches.”
- Improves Oxygen Delivery: A consistent inhale–exhale rhythm ensures steady oxygen flow to working muscles, preventing gasping or breathlessness.
- Enhances Endurance: By regulating pace, rhythmic breathing delays fatigue and helps you sustain longer runs or workouts.
- Boosts Core Stability: Breathing in sync with movement stabilises the core and reduces impact stress on the joints.
- Supports Mental Focus: Gives the mind a point of focus during exercise, which helps maintain rhythm and motivation.
- Balances Nervous System Activity: A regular breath–step cycle prevents hyperventilation, keeping the body in a more efficient oxygen–CO₂ balance.
Use Synchronised Breathing For:
Exercise, running and preventing stitches.
This is a very flexible breathing technique with no clear pillars to follow, apart from syncing your breathing with your exercise. So feel free to give it a go and see what works for you. When I’m running, I personally like to do 2 light inhales through the nose followed by an exaggerated exhale out the mouth. Find out what works for you.
How To Do The Physiological Sigh
Made popular by Dr Andrew Huberman. The psychological sigh is a quick way to relieve stress.
- Step 1: Take a deep inhale through the nose.
- Step 2: Before exhaling, take a second, smaller inhale (this fully inflates the lungs).
- Step 3: Exhale slowly and fully through the mouth (longer than the inhales).
- Step 4: Repeat 2-3 times for immediate stress relief.
Benefits of the Physiological Sigh
- Reduces Stress & Anxiety Instantly: Lowers cortisol and heart rate within 1–2 minutes for most people.
- Resets Breathing Patterns: Clears excess carbon dioxide from the lungs, preventing hyperventilation symptoms like dizziness, chest tightness, or panic.
- Stops Anxiety Spirals: The extended exhale directly activates the vagus nerve, putting the brakes on the sympathetic nervous system (fight-or-flight).
Use The Psychological Sigh For: Quickly reducing stress and calming the nervous system
The Physiological Sigh is a natural reflex humans and animals use to regulate oxygen and CO₂ levels. This method activates the parasympathetic nervous system, reducing stress and promoting a sense of calm.
How To Do 4-7-8 Breathing
Another form of rhythmic breathing, popularised by Dr. Andrew Weil, an American integrative medicine physician. If you struggle with falling asleep, this is the method for you:
- Step 1: Lie or sit down in a comfortable position. Keep your back straight if seated.
- Step 2: Exhale completely through your mouth.
- Step 3: Close your mouth and inhale quietly through your nose for a count of 4.
- Step 4: Hold your breath for a count of 7 (stay relaxed, don’t strain).
- Step 5: Exhale fully through your mouth for a count of 8, making the “whoosh” sound.
- Step 6: Repeat this cycle 4 times.
While you do this, it’s recommended to place the tip of your tongue gently against the ridge just behind your upper front teeth (keep it there the whole time).
The Benefits of 4-7-8 Breathing:
- Mimics Natural Sleep Breathing: During deep sleep, breathing naturally becomes slower and longer. Practising 4-7-8 encourages the body to “pretend” it’s already in that state, making it easier to drift off.
- Activates the Parasympathetic Nervous System (Rest & Digest Mode):The long 7-second hold and especially the 8-second exhale slow the heart rate and signal safety to the brain.This shifts the body out of “fight or flight” (sympathetic state) and into “rest and digest,” which is essential for falling asleep.
- Regulates Oxygen & Carbon Dioxide Balance:The gentle breath-hold increases carbon dioxide slightly, which improves oxygen delivery to tissues (including the brain) and promotes relaxation.
- Distracts a Busy Mind:Focusing on counting 4-7-8 breaks cycles of anxious thoughts that often keep people awake. It gives the brain a simple, calming rhythm to follow.
- Lowers Stress Hormones: Controlled breathing reduces cortisol and adrenaline levels, both of which can interfere with sleep.
Use 4-7-8 Breathing For: Preparing yourself for sleep.
Next time you’re laying in bed struggling to sleep, give this technique a go, it might be the answer you’re looking for.
Let’s Conclude:
There’s not one fit for all breathing methods. It’s about what suits your individual needs! We must also emphasise that optimal breathing isn’t about force controlling your breath all day, that’s going to cause you stress and disrupt your natural rhythm. Instead, weave these techniques into your routine and practice them consciously when it counts, based on what your goals are. Overtime optimal breathing will become natural to you and your reflexes will take it from there.