By the Health & Wellness Team | August 3, 2025

Breathing practices are everywhere — From the Wim Hof Method — a practice that combines deep, rapid breathing with exposure to cold — to ‘rebirthing,’ a technique involving long, continuous breathing cycles aimed at emotional release; from the trend of taping the mouth at night to encourage nasal breathing, to popular smartphone apps that guide short relaxation exercises — breathwork has become a global phenomenon. Social media is full of quick techniques promising relaxation in three minutes, while athletes and celebrities show off their own breath-training hacks. But unlike passing fads, breathwork is now supported by a growing body of scientific evidence, showing deep physiological and psychological benefits.

Why Breathing Matters

We breathe over 20,000 times a day, yet most of us rarely notice how. Modern life — stress, long hours of sitting, poor sleep, and little movement — disrupts natural breathing patterns. Instead of slow, deep, balanced breaths, many people develop shallow, rapid, or irregular breathing, which confuses the brain and body into acting as if we’re under constant threat.

The result: higher stress hormones (like cortisol), tension in the neck and chest, fatigue, poor sleep, anxiety, and even impaired memory. On the flip side, healthy breathing patterns improve stress resilience, brain function, and emotional regulation.

What the Science Says

  • Nervous system balance: Slow, controlled breathing activates the vagus nerve, lowers blood pressure, improves heart rate variability (HRV), and supports digestion and emotional balance.

  • Mental health: A 2018 review in Frontiers in Human Neuroscience showed that slow, mindful breathing reduces stress responses. A 2025 meta-analysis in Frontiers in Psychiatry found significant reductions in depression and PTSD symptoms from yogic breathwork (pranayama).

  • Brain and body performance: A July 2025 study in Nature Scientific Reports linked efficient diaphragmatic breathing with better lung function and athletic performance, even distinguishing world-class athletes from amateurs.

  • Daily stress relief: Stanford researchers found that as little as 3–5 minutes of slow breathing per day improved anxiety, sleep, and inflammation markers.

Breathing the Right Way

Healthy breathing is:

  • Through the nose, not the mouth

  • Quiet, steady, and deep into the diaphragm

  • Matched to activity level

Even elite athletes are shifting habits. Tennis champion Iga Świątek was seen training with her mouth taped to encourage nasal breathing, a method also used by runners and MMA fighters. While it requires patience to adapt, nasal and diaphragmatic breathing can improve focus, endurance, and recovery.

Caution: Not Every Technique is Safe

Some practices, like Wim Hof breathing or rebirthing, deliberately induce hyperventilation (fast, deep breathing). While they may increase alertness, unsupervised use can cause dizziness, trembling, panic attacks, or worsen conditions like migraines, fibromyalgia, or PTSD. For people with medical conditions, it’s best to seek guidance from a trained breathwork practitioner.

Simple Daily Practices

1. Diaphragmatic Breathing (10 minutes, twice daily)

  • Lie down comfortably, mouth closed.

  • Place hands gently on the belly.

  • Inhale through the nose for ~4 seconds, letting the belly rise.

  • Exhale slowly for ~6 seconds.

  • Pause 1–2 seconds before the next inhale.
    This practice reduces stress, improves focus, and promotes relaxation.

2. The “Physiological Sigh” (2–3 minutes)

A Stanford-developed exercise for immediate stress relief.

  • Inhale deeply through the nose.

  • Take a second small sip of air.

  • Exhale slowly through the nose or mouth.

  • Repeat for 2–3 minutes.
    This quickly calms the nervous system and lowers physiological stress.

The Bigger Picture

Breathing is more than just survival — it’s a gateway to health, balance, and resilience. By making breath awareness part of daily life, we can rewire stress responses, strengthen brain-body connections, and restore inner calm.

Breathwork isn’t just a technique. It’s a lifestyle — one of the simplest, most powerful tools nature has given us for long-term health and wellbeing.